Chapter Summaries

Plot and key events

• Toneri, having regained his sight, visits the Hyuga Clan to find Hinata, whom he remembers from childhood.
• He learns the Hyuga have abolished the Main and Branch Family system at Neji’s insistence. Though Hiashi remains clan head, he is gradually transferring practical authority to Neji, whom he also considers a potential successor.
• Neji and Naruto—visiting as Hokage—meet Toneri. Their conversation goes smoothly until Toneri asks to see Hinata.
• When Hinata appears and focuses on Naruto, Toneri proposes to her. After realizing Naruto and Hinata are close, he challenges Naruto to compete for her affection. Naruto accepts, and the two begin competing in various contests.
• In the present, Tetsuya laughs at Shinada’s account and asks who is winning. Shinada says Toneri never had a chance; Tetsuya agrees that Naruto and Hinata’s bond is too strong.
• Shinada delivers sealing scrolls containing requested supplies. When he asks why Tetsuya needs brainstorming tools and crop seeds, Tetsuya says he plans to use them for business.

Character developments and interactions

• Neji has become a powerful figure within the Hyuga Clan and is effectively taking over its leadership, though he says he is still too young to formally accept the title. He treats Toneri’s arrival with curiosity, then watches the romantic rivalry unfold rather than intervening.
• Hiashi feels guilt toward Neji and sees him as both family and a capable successor. He also hopes Neji’s connections will benefit the clan.
• Toneri begins as a composed visitor but becomes impulsive when he sees Hinata, pursuing her despite her clear attachment to Naruto.
• Hinata and Naruto show their mutual affection plainly: Hinata moves toward Naruto, and he takes her hand before accepting Toneri’s challenge.
• Tetsuya and Shinada share the story as entertaining gossip, with Tetsuya eager for details and Shinada amused by his interest.

Significant themes

• The Hyuga’s abolition of its inherited caste system signals reform and a break from past divisions.
• Leadership and influence shift through trust, family ties, and personal ability, not just formal titles.
• Naruto and Hinata’s established devotion contrasts with Toneri’s sudden romantic pursuit.
• The closing mention of supplies introduces Tetsuya’s practical, business-minded plans.

Key plot points and events

• Tetsuya leaves the President’s Residence in Shinada’s care, then uses a Golden Portal to return to Kaguya’s era with Sealing Scrolls.
• He finds Kaguya watching the rain. She is surprised he has actually returned; Tetsuya explains that he intends to pursue business, including selling advanced farming tools and seeds to boost the era’s productivity.
• Tetsuya learns that Kaguya’s sons, Hagoromo and Hamura, have been studying Senjutsu with Gamamaru. He pointedly warns Kaguya that they might eventually join forces to seal her.
• Hagoromo and Hamura return. Tetsuya teases them about their intentions and about defending Gamamaru, then learns they came back partly because they heard he had returned.
• The brothers say Gamamaru foresaw Tetsuya’s return and predicted it would bring great changes to the Shinobi World. Tetsuya jokes about killing the toad for being a threat; the brothers urgently defend him.
• Tetsuya highlights how strongly the brothers protect Gamamaru compared with how they stand up for their mother. Kaguya silently smiles at them, unnerving both sons.

Character developments and interactions

• Tetsuya is candid, irreverent, and commercially ambitious. He shows some concern for Kaguya as a business partner, though he jokes that he could replace her when she presses him on his obligations. He also needles the brothers and Gamamaru.
• Kaguya is curious about Tetsuya’s genuine business ambitions and challenges him to honor their partnership if she is in danger. Her quiet reaction to her sons’ loyalty suggests she notices the contrast in their priorities.
• Hagoromo and Hamura appear embarrassed by Tetsuya’s teasing but defend Gamamaru and worry when Tetsuya threatens him. Their concern for their mother remains implicit rather than openly expressed.
• Shinada remains devoted to Tetsuya, admiring his portal-making power while insisting that the President—not Tetsuya—is the true god of the Shinobi World.
• Tetsuya’s banter dominates the encounters, exposing tensions between Kaguya and her sons while keeping the conversation comic.

Significant themes

• Family loyalty and emotional distance: The brothers’ quick defense of Gamamaru contrasts with their silence about Kaguya’s safety.
• Power and foresight: Tetsuya’s extraordinary abilities and Gamamaru’s glimpses of the future both shape how others respond to them.
• Commerce as transformation: Tetsuya sees trade and technology as a way to reshape society—and enrich himself.
• Humor masking tension: Tetsuya’s sarcasm makes light of the possibility that Kaguya may be betrayed or sealed by her sons.

Key plot points and events

• Tetsuya recruits Hagoromo and Hamura as “Chosen Workers,” with Kaguya’s permission, and explains his plans to transform the Shinobi World. He uses their reputations to support the first production-reform trials.
• In Kaguya’s era, improved tools and seeds sharply increase farm productivity. Tetsuya oversees the work and enjoys launching the new venture.
• Husky appears with a special-mission offer. His junior system’s host died early in the project, so the inexperienced system needs help. Tetsuya accepts the explanation and asks what the mission entails: “Save Another World.”

Character developments and interactions

• Hagoromo and Hamura willingly volunteer to help, motivated by the prospect of benefiting the Shinobi World. Tetsuya, privately viewing them as exceptionally capable labor, gives them a grand account of his plans.
• Kaguya remains indifferent to their temporary assignment.
• Tetsuya and Husky resume their familiar teasing and banter. Tetsuya jokes about Husky’s new suit and suspects he may be part of a scheme; Husky explains that he is a graduated system assisting his junior.

Significant themes

• Social and economic change: The reforms aim to raise customers’ prosperity as well as generate profit, with patience and long-term growth emphasized.
• Service and ambition: Hagoromo and Hamura’s sincere desire to help contrasts humorously with Tetsuya’s practical view of them as valuable workers.
• Mortality and system limits: A host can die, and a trainee system lacks access to powerful safeguards—setting up the new mission’s stakes.

Plot points and events

• Tetsuya questions whether he can truly “save” a world, arguing that changing its course is not the same as preventing its destruction. He and Husky discuss a failed transmigrator who became a demon in what may be the Demon Slayer world and died when sunlight caught him.
• Tetsuya learns that travel between worlds may not allow easy or immediate return.
• Later, Tetsuya and Izuna arrive in an unfamiliar world and walk through wooded mountains. Izuna is frustrated that they do not know when they can go home, but agrees there is plenty of time to explore.
• A band of robbers mistakes them for a wealthy young master and his samurai guard. Tetsuya jokingly assigns Izuna to deal with them. Izuna draws his sword and attacks.

Character developments

• Tetsuya reflects on the limits of his role as a world-changer and approaches the new mission with curiosity rather than a sense of grand responsibility.
• Izuna has been bored and idle back home, so he eagerly agreed to travel. Though annoyed at Tetsuya’s teasing and their uncertain return, he embraces the adventure.
• Husky explains what it knows about the other transmigrator and the complications of interworld travel.

Significant themes

• Changing versus saving: Altering a world’s history does not necessarily mean rescuing it from catastrophe.
• Uncertainty and exploration: Tetsuya and Izuna must adapt to a world where their stay and return are unpredictable.
• Purpose and companionship: Izuna’s boredom gives way to a new activity, while the pair’s banter underscores their friendship.

Character interactions

• Tetsuya and Husky discuss the meaning of “saving” a world and the risks of interworld travel.
• Tetsuya teases Izuna about his boredom, his decision to come along, and his apparent role as a bodyguard; Izuna responds with irritation but remains good-humored.
• When the robbers threaten them, Tetsuya leaves the confrontation to Izuna, who confidently engages them.

Key plot points and events

• After spending hours lost in the sparsely populated mountains, Tetsuya and Izuna kill a bandit gang. Izuna complains that the fight dirtied his blade and doubts Tetsuya’s promise that they would reach a village soon.
• They sense an approaching creature. Izuna quickly decapitates it, then cuts off its arm when it attacks him from behind.
• Tetsuya identifies the attacker as a man-eating demon and explains that ordinary attacks cannot kill such creatures. Izuna jokes about whether “dread beasts” exist; Tetsuya confirms they do, but not in this world.
• Izuna experiments with a flame-coated sword technique, combining fire and swordplay. He slices the demon into pieces, but the demon’s scattered flesh continues trying to reassemble.
• Intrigued rather than alarmed, Izuna prepares to test other ways of killing it. The demon, overwhelmed by Izuna’s strength, is terrified.

Character developments

• Izuna remains confident, observant, and eager to test himself. When his first attack fails to kill the demon, he treats the creature as a puzzle rather than a threat.
• Tetsuya acts as Izuna’s guide to the unfamiliar world, explaining its dangers and demon lore. His earlier misjudgment about their travel time makes Izuna less inclined to trust his promises.

Significant themes

• Power and unfamiliar rules: Izuna’s formidable abilities do not automatically overcome the world’s supernatural rules.
• Curiosity in the face of danger: Izuna responds to an apparently immortal enemy with experimentation.
• Darkness and humor: The chapter’s brutal violence is balanced by banter and the demon’s comic horror at being outmatched.

Character interactions

• Izuna teases and challenges Tetsuya over the delayed journey, while Tetsuya deflects the complaint and promises better weapons.
• Tetsuya explains the demon’s nature as Izuna tests his own techniques against it.
• The demon’s fear contrasts with Izuna’s composure, turning the usual predator-and-prey dynamic upside down.

Plot and events

• Tetsuya watches Izuna repeatedly attack a regenerating demon, musing that their immortality might make them resemble demons—and jokingly comparing himself to an Ultimate Life Form.
• Two young swordsmen, Sabito and Giyu Tomioka, arrive. Tetsuya recognizes Giyu and infers that this is before the event that will later make him quiet and withdrawn.
• Sabito warns that an ordinary sword cannot permanently kill a demon. Izuna demonstrates that he can repeatedly dismember it, but Sabito finishes it with his Nichirin Blade; the demon turns to ash.
• After introductions, Izuna asks to inspect Sabito’s sword. He finds it poorly suited to channeling chakra, unlike his own chakra-metal blade, but recognizes that its special forging lets it kill demons.

Character developments and interactions

• Izuna remains composed and curious: he treats the demon as a manageable threat, then becomes interested in how Nichirin Blades work.
• Tetsuya is sociable and playful, welcoming the newcomers and privately speculating about their identities and his own nature.
• Sabito proves kind and helpful, explaining demon weaknesses, yet becomes intensely focused when facing the demon. He readily trusts Izuna with his sword.
• Giyu appears lively and curious—very different from the reserved person Tetsuya remembers—and introduces himself after initially being overlooked.
• The newcomers first mistake Izuna for a powerful samurai and take stock of the battlefield, while Izuna and Tetsuya treat their arrival casually. Their exchange of names and weapons establishes mutual familiarity.

Significant themes

• Different forms of power: Izuna’s skill can restrain a demon, but the right weapon—or sunlight—is needed to destroy it.
• Knowledge and curiosity: Sabito’s explanation and Izuna’s inspection reveal how the Demon Slayer world’s rules differ from his own.
• Identity and change: Tetsuya’s recognition of Giyu hints that later experiences will transform the boy’s personality.

• Plot points: After testing Sabito’s Nichirin Blade, Izuna returns it, saying he cannot draw out its full power. Sabito asks where the two visitors are going, and Tetsuya admits they are lost: Husky brought them to this world but gave them no clear destination. Sabito and Giyu point them toward a village below the mountain and explain that they came across a nearby demon while traveling to Mount Fujikasane for Demon Slayer Corps selection. Sabito chose to investigate rather than ignore it; the demon has already been dealt with, so the four head to the village together and spend the night there.
• Character developments: Tetsuya’s commanding appearance makes him seem like a young nobleman, while Izuna is mistaken for his bodyguard—a notion Izuna privately rejects. Tetsuya praises Sabito’s strong sense of justice. Later, Izuna admits he feels somewhat homesick but says a ninja must endure. He also points out that Tetsuya usually builds businesses wherever he goes, prompting Tetsuya to consider whether he can try a different path this time.
• Interactions: Sabito and Giyu help the lost travelers find their way and explain the Demon Slayer Corps to Izuna. Tetsuya and Izuna’s familiar banter reveals their long history: Izuna knows Tetsuya’s business-minded habits well, and Tetsuya jokes about Izuna’s stoic attitude.
• Themes: The chapter contrasts duty and compassion, shown by Sabito’s choice to pursue the demon, with the uncertainty of entering a new world without a clear mission. It also raises the possibility of stepping outside familiar roles: Tetsuya wonders about doing something other than business, while Izuna confronts separation from home.

Key plot points and events

• Tetsuya and Izuna announce they intend to take the Demon Slayer Corps’ Final Selection on Mount Fujikasane.
• Sabito warns that the selection is a deadly trial, not something to attempt for amusement. He suspects Tetsuya may be underestimating the danger after their recent encounter with a demon.
• Izuna says Tetsuya is even stronger than he is. Tetsuya offers to prove it by sparring with Giyu.
• In a wasteland outside town, Giyu attacks Tetsuya. Tetsuya easily keeps pace and shows superior speed and skill, while acknowledging Giyu’s potential to grow stronger.
• Sabito wonders what sword style Tetsuya uses. Izuna identifies it as Hatake Swordsmanship.
• When Sabito asks who the two men are, Izuna follows Tetsuya’s cover story: they are ninja who trained in the mountains and recently entered the wider world. He demonstrates by throwing shuriken into a tree, thrilling Sabito.

Character developments

• Tetsuya is confident, eager to test himself, and determined to take the selection. His strength and disciplined swordsmanship impress the boys.
• Izuna supports Tetsuya’s decision and insists he can take care of himself, while helping maintain their secret identity.
• Giyu is cautious but accepts Tetsuya’s challenge. The spar reveals his speed and promise, even though he is currently outmatched.
• Sabito acts as a serious voice of caution, but his concern gives way to fascination when he learns about ninja and sees Izuna’s skills.

Significant themes

• The danger and responsibility of demon slaying: Sabito stresses that joining the Corps means facing lethal risks, not seeking excitement.
• Strength and potential: Tetsuya’s present abilities contrast with Giyu’s promise to improve as he matures.
• Hidden identities and unfamiliar worlds: The “ninja” explanation highlights the mystery surrounding Tetsuya and Izuna, while introducing Sabito to abilities beyond his experience.

Character interactions

• Sabito warns Tetsuya and Izuna about the selection; Izuna counters that Tetsuya is exceptionally capable.
• Tetsuya challenges Giyu, and their sparring becomes a demonstration of the gap between Tetsuya’s skill and Giyu’s current ability.
• Sabito questions Izuna about their origins, and Izuna’s shuriken display turns suspicion into excitement and curiosity.

Key plot points and events

• Tetsuya spars with Giyu and proves his strength, but Giyu refuses to use techniques meant for fighting demons merely to win a contest. Tetsuya respects his principles and ends the match.
• Tetsuya and Izuna join Sabito and Giyu on the journey to Mount Fujikasane. Over four days, Sabito easily kills the ordinary demons they encounter.
• At the mountain, Izuna uses his Rinnegan to sense numerous demons, including one stronger than the rest. Tetsuya suspects it is the Hand Demon.
• Two Corps swordsmen announce the selection: candidates must survive on the mountain for seven days, where demons are trapped by the wisteria surrounding it.
• Sabito and Giyu decline Tetsuya’s offer to team up, choosing to test their training independently. Everyone enters the mountain.
• After separating from the others, Tetsuya and Izuna secretly move through the treetops and use their Sharingan to track Sabito and Giyu, hoping to observe and learn their techniques.

Character developments and interactions

• Tetsuya shows respect for Giyu’s restraint and Sabito and Giyu’s determination. Though he openly wishes them luck, he and Izuna privately plan to follow them.
• Giyu demonstrates discipline and strong principles by refusing to use demon-fighting techniques for a sparring match. He is also curious about Izuna’s ability to detect demons.
• Sabito appears confident and capable, dispatching demons with ease and insisting that he and Giyu face the selection on their own.
• Izuna reveals his Rinnegan’s ability to sense demons and shares Tetsuya’s interest in learning how this world’s fighters use their abilities.
• The four travelers share mutual encouragement, but the boys’ separation marks a shift from companionship to independent trials.

Significant themes

• Principle and restraint: Giyu distinguishes combat training from proving personal superiority.
• Self-reliance and testing one’s growth: Sabito and Giyu choose to face the selection without help.
• Learning through observation: Tetsuya and Izuna seek to study the Demon Slayers’ techniques.
• Survival and preparation: Knowledge of wisteria, sunlight, and terrain offers candidates practical ways to endure the seven-day trial.

Plot points and events

• The Demon Slayer Selection begins on Mount Fujikasane, where the entrants must survive seven days among hungry demons.
• Sabito repeatedly rescues other candidates, killing ordinary demons with near-effortless single strikes using Water Breathing’s Fourth Form, Striking Tide.
• Tetsuya follows Sabito in secret, studying his technique with the Sharingan. He judges the group unusually weak, though notes that many candidates may survive this year.
• Giyu, strengthened by earlier combat, also answers cries for help despite exhaustion. Watching Giyu lets Izuna study Water Breathing; Izuna quickly learns to perform it.
• Giyu defeats one demon, then is struck by a second, horned demon. Injured and barely conscious, he is about to be attacked when a black-clad figure drops from above and kills it with one stroke.

Character developments

• Sabito is established as the strongest candidate shown: capable, selfless, and constantly rushing to protect others.
• Giyu is courageous and compassionate, repeatedly risking himself to save fellow candidates even when exhausted. His combat experience has improved, but he remains weaker than Sabito and vulnerable to injury.
• Tetsuya watches and analyzes Sabito’s swordsmanship, while Izuna studies Giyu’s Water Breathing and rapidly reproduces it.
• The rescued candidates are shown as inexperienced and frightened, emphasizing how dangerous the selection is.

Themes

• Self-sacrifice and compassion: Giyu and Sabito help others despite the personal danger.
• Strength, skill, and growth: Experience improves Giyu, while observation and talent allow Izuna to learn quickly.
• Survival and vulnerability: Even skilled fighters can be worn down or caught off guard during the seven-day trial.

Character interactions

• Sabito saves a candidate from a demon and continues on without seeking thanks.
• Giyu repeatedly responds to other candidates’ screams, including when he is nearly too exhausted to fight.
• Tetsuya and Izuna observe the two swordsmen from the sidelines, turning their battles into lessons.
• An unidentified black-clad figure intervenes just in time to save the injured Giyu.

Plot and events

• Izuna arrives in time to save Giyu from a demon. He heals Giyu’s serious head wound with a green-glowing technique he describes as a form of ninjutsu, then kills the demon.
• Giyu realizes Izuna used Water Breathing. Izuna explains that he picked it up by watching Giyu fight only a few times, though he says the style does not suit him particularly well.
• Giyu agrees to travel with Izuna and asks him about Water Breathing. Two other young candidates join them, reasoning that the group will be safer together. They head east, toward the sunlight.
• As they travel, Izuna and Giyu discuss the style and fight demons drawn by their presence. Izuna detects threats and directs Giyu, who practices Water Breathing by defeating them.
• Elsewhere, Sabito races around the mountain rescuing candidates and hunting demons, with Tetsuya following him. After resting briefly during daylight, Sabito resumes his work at night.
• By the next night, the mountain has far fewer demons. Giyu notices the lull, and Izuna suggests that Sabito is also responsible for thinning their numbers.

Character developments and interactions

• Izuna demonstrates both his healing ability and exceptional adaptability as a swordsman. He takes a practical, mentoring role with Giyu, directing him in combat while learning from their conversations.
• Giyu moves from confusion and admiration at Izuna’s abilities to trusting him as a companion. He grows more confident and gains fresh insight into Water Breathing through their exchange.
• The two other candidates readily follow Izuna and Giyu, prioritizing safety during the selection.
• Sabito is shown as tireless and protective, acting as a roaming rescuer and demon hunter. His efforts complement the group’s more focused training and fighting.

Significant themes

• Learning through observation and experience: Izuna’s rapid grasp of Water Breathing contrasts with Giyu’s years of training, while their discussion benefits both.
• Cooperation and mutual support: The candidates travel together, and Izuna saves Giyu while Sabito helps people across the mountain.
• Adaptability and practical training: Izuna and Giyu turn dangerous encounters into opportunities to test skills and improve.
• Different paths to strength: Izuna’s extraordinary abilities, Giyu’s disciplined practice, and Sabito’s relentless service all contribute to the fight against the demons.

Key plot points and events

• During the Final Selection, the remaining demons on Mount Fujikasane are nearly gone, thanks to Sabito, Giyu, and Izuna. Tetsuya watches from a tree and identifies the Hand Demon as the last major threat.
• The Hand Demon hunts down a boy hiding in a tree, but Sabito arrives and saves him with Water Breathing. He sends the boy away before confronting the demon.
• Recognizing Sabito’s fox mask, the Hand Demon reveals that he has eaten twelve of Sakonji Urokodaki’s disciples and boasts that Sabito will be the thirteenth.
• Sabito attacks repeatedly, cutting through the demon’s many arms, but discovers that the apparent target on its neck is not its true weak point. The demon taunts him with memories of the other disciples’ deaths.
• Sabito finds what seems to be another opening, but the Hand Demon catches and breaks his sword. It grabs Sabito and prepares to eat him.
• Just as the demon is about to finish him, another swordsman arrives and attacks from above with Water Breathing, Eighth Form: Waterfall Basin. The chapter ends before the newcomer’s identity or the outcome is revealed.

Character developments

• Sabito shows courage and protectiveness by rescuing the boy, then faces the Hand Demon despite the danger. His anger at the demon’s cruel taunts pushes him into repeated attacks, but his broken sword leaves him in immediate peril.
• The Hand Demon is established as a formidable, calculating enemy. He regenerates by extending fresh arms, knows Urokodaki’s disciples’ techniques, and uses his past victims to provoke Sabito.
• Tetsuya remains an observer, using his Rinnegan to track the demon activity and recognize that the Hand Demon is the last significant threat.

Significant themes

• Courage and responsibility: Sabito puts another candidate’s safety before his own.
• Grief and revenge: The Hand Demon’s history with Urokodaki’s disciples makes the confrontation personal, while his taunts test Sabito’s emotional control.
• The limits of skill: Sabito’s training and technique are not enough without identifying the demon’s real weakness; even a skilled fighter can be caught off guard.

Character interactions

• Sabito calmly reassures the rescued boy and tells him to retreat, prioritizing his safety.
• The Hand Demon recognizes Sabito’s mask and taunts him by recalling Urokodaki’s slain students.
• Sabito refuses to engage with the demon’s words at first, but eventually snaps and attacks in anger.
• An unidentified ally intervenes at the last moment, interrupting the Hand Demon’s attempt to kill Sabito.

Key plot points and events

• When the Hand Demon grabs Sabito and breaks his Nichirin Blade, Giyu awakens his fighting strength and frees him by severing the demon’s arm.
• Giyu and Sabito fight together, but the demon’s many rapidly regenerating arms overwhelm their efforts.
• Izuna suddenly joins the battle and cuts through the demon’s arms and belly with a powerful Water Breathing strike. Giyu explains that Izuna learned the style simply by watching him.
• Tetsuya joins them, lending Sabito a fine katana. The four surround the demon and defeat it with a combined Water Breathing attack before it can escape.
• Seven days later, every candidate comes down from Mount Fujikasane: all the demons have been killed, so everyone passes Final Selection.
• The Corps reports the extraordinary result to Kagaya Ubuyashiki, who orders that all successful candidates be admitted according to the rules.

Character developments

• Giyu moves from concern for Sabito to decisive action, showing that his strength emerges when his friend is in danger.
• Sabito survives the loss of his blade and accepts Tetsuya’s weapon, remaining composed and appreciative.
• Izuna demonstrates an astonishing ability to imitate Water Breathing, though he doubts the style suits him.
• Tetsuya proves both resourceful and formidable, and jokes about how much he has learned.
• Kagaya responds calmly and pragmatically, treating the unexpectedly large cohort as an opportunity to strengthen the Corps.

Character interactions

• Giyu and Sabito protect and support one another in the fight.
• Sabito is astonished by Izuna’s talent, while Izuna and Tetsuya compare their progress in learning a technique.
• Tetsuya equips Sabito with a replacement sword; Sabito thanks him, and Tetsuya apologizes for learning Sabito’s style without permission. Sabito dismisses the apology and credits his talent.
• After the battle, the boys who witnessed the four fighters’ teamwork remember the spectacle, while Corps officials struggle to explain the unprecedented result.

Significant themes

• Friendship and teamwork: The group’s combined strength succeeds where individual efforts cannot.
• Talent and imitation: Izuna’s rapid mastery of a breathing style highlights extraordinary natural ability.
• Courage under pressure: Giyu’s strength surfaces when Sabito is in danger.
• Unexpected success: The survival of every candidate overturns the usual expectations of Final Selection and forces the Corps to adapt.

Plot points and events

• Though everyone passes Final Selection, the Corps lacks enough Kasugai Crows and scarlet crimson iron sand to equip a large new cohort. Candidates are therefore offered a choice between becoming frontline Swordsmen and serving in support roles.
• Most choose support, leaving only a dozen or so willing to fight demons directly. Tetsuya encourages the hesitant Murata to stay on the Swordsman path; Murata chooses to fight so he can protect others.
• The new Swordsmen receive Kasugai Crows. Tetsuya’s crow, Yoru, lands on his shoulder and speaks.
• Each candidate selects scarlet crimson iron sand for a future Nichirin Blade. Tetsuya senses differences among the pieces but considers them minor; he and Izuna choose almost casually.
• The Chief Examiner explains that the Corps will deliver their blades and uniforms once they are ready, then reviews basic rules and ranks.
• With no way to return to the Shinobi World, Tetsuya has no immediate plans. Giyu invites him and Izuna to Mount Sagiri to meet his teacher, Urokodaki. Tetsuya agrees, hoping Urokodaki might know users of other Breathing Styles.

Character developments and interactions

• Murata shows new resolve: inspired by fighting alongside Tetsuya’s group, he chooses frontline service despite his uncertainty and lesser strength.
• Tetsuya offers Murata encouragement and remains curious about the Corps’ equipment and its unusual talking crows. He also reflects on Sasuke’s refusal to resurrect Itachi: Sasuke understands his brother’s motives but cannot forgive him, and believes resurrection would leave Itachi tormented.
• Izuna takes a practical, relaxed approach to choosing his ore and is willing to accompany Tetsuya to meet Urokodaki.
• Giyu acts as a guide by inviting the pair to Mount Sagiri and introducing the possibility of meeting his former teacher.

Significant themes

• Different forms of service: Candidates can contribute to the Corps from the front lines or in support roles.
• Courage and protection: Murata chooses danger because he wants to protect others.
• Forgiveness and the consequences of sacrifice: Tetsuya’s thoughts about Sasuke and Itachi explore whether understanding someone’s choices is enough to absolve them.
• New beginnings and mentorship: Receiving crows and choosing ore marks the candidates’ entry into Corps life, while the trip to Mount Sagiri promises further training and connections.

Key plot points and events

• Sabito and Giyu return safely to Mount Sagiri, surprising their former mentor, Sakonji Urokodaki, who embraces them.
• Tetsuya and Izuna arrive with them. Giyu explains that the two learned Water Breathing by watching him and Sabito, then passed the Demon Slayer Corps’ selection.
• Tetsuya introduces himself and Izuna as the last members of the Konoha and Uchiha ninja lineages. Urokodaki accepts their explanation and welcomes them as guests.
• Giyu recounts the group’s journey and the selection. The Hand Demon—who had killed many of Urokodaki’s former students—was slain, and Sabito survived the encounter.
• Urokodaki feels guilty upon learning the Hand Demon had killed his disciples. Tetsuya comforts him by saying their souls can now rest.
• Izuna asks to see Urokodaki’s Water Breathing. Urokodaki leads the group to the training clearing and prepares to demonstrate the complete style against wooden targets rather than spar with them.
• Just as the demonstration begins, a mysterious system message appears: “My dear master, did you miss me?”

Character developments and interactions

• Urokodaki is overwhelmed with relief at his students’ return, then grieves over his lost disciples. He regains his composure and welcomes the newcomers.
• Sabito and Giyu return as successful Demon Slayers. Giyu remains optimistic and eagerly shares their adventures; Sabito has survived the trial that would otherwise have cost him his life.
• Tetsuya lightens the emotional reunion with an untimely interruption, then shows compassion toward Urokodaki. He also maintains the cover story about their ninja identities.
• Izuna remains reserved and curious, especially about powerful fighters and unfamiliar techniques. He initiates the request to see Urokodaki’s style.
• Urokodaki and the newcomers begin building mutual trust: he accepts them because they are Sabito and Giyu’s friends and fellow Corps members.

Significant themes

• Survival and changed fate: Sabito’s survival and the Hand Demon’s defeat reshape the consequences of the selection.
• Grief, guilt, and consolation: Urokodaki’s sorrow over his former students is acknowledged, while Tetsuya offers him comfort.
• Mentorship and learning: Urokodaki’s role as teacher continues, and the group’s interest in demonstrating and studying Water Breathing highlights the passing of knowledge.
• Cross-cultural curiosity and hidden identities: Tetsuya and Izuna’s claimed ninja origins introduce a new world beyond the Demon Slayer Corps’ familiar traditions.

Key plot points and events

• Husky returns after a long absence, explaining that he was handling administrative work and approvals related to their assignment in the Demon Slayer world.
• He tells Tetsuya that the higher-ups know he brought Uchiha Izuna into the world and expect him to follow proper procedures for bringing people across worlds.
• Husky reveals their mission: protect the Demon Slayer Corps from being destroyed by Muzan. A transmigrator’s memories of Muzan’s future defeat reached the demon king, prompting him to intensify his attacks.
• Tetsuya suggests simply killing Muzan, but the request to do so has received no answer. Acting without approval could anger the world’s will and bring consequences.
• If they are branded outsiders, both demons and Demon Slayer Corps members may unite against them. Husky warns that he could be confined, while Tetsuya would be stuck in the Shinobi World until their partnership resumed.
• Tetsuya, delighted by the prospect of demons and demon slayers fighting together, urges Husky to accept confinement “for the team.”

Character developments

• Tetsuya remains impulsive, irreverent, and eager to provoke events; he treats potential danger as an entertaining spectacle and shows little concern for procedure.
• Husky returns relieved to have prevented Tetsuya from making a disastrous move, but is anxious about rules, responsibility, and the risks of angering the world’s will.

Significant themes

• Bureaucracy versus decisive action: even a straightforward solution—killing Muzan—requires approval, and hesitation leaves the mission uncertain.
• Consequences of altering a world: the transmigrator’s actions have changed Muzan’s knowledge of the future, drawing the world’s will and its governing authorities into the conflict.
• Partnership and sacrifice: Tetsuya jokingly asks Husky to bear the punishment so he can witness the unlikely alliance he imagines.

Character interactions

• Tetsuya greets Husky with relief but teases him about his absence and the possibility of planting trees in the world.
• Husky explains the mission and repeatedly cautions Tetsuya against reckless interference.
• Their familiar banter turns Husky’s warning about confinement into an opportunity for Tetsuya to propose that Husky “take one for the team.”

Plot points and events

• During seven days on Mount Sagiri, Tetsuya and Izuna master Water Breathing. Their progress pushes Sabito and Giyu to improve their own technique under Izuna’s guidance.
• While the others train, Tetsuya idly considers whether he could reconstruct Sun Breathing by reasoning backward from Water Breathing. He knows the Kamado family’s Hinokami Kagura preserves a version of Sun Breathing, but has no immediate plans to pursue it.
• A Kasugai Crow guides Hotaru Haganezuka, a young swordsmith, to Urokodaki’s cabin. He has brought Nichirin Blades and uniforms for the four swordsmen who passed Final Selection.
• Haganezuka presents the swords. Giyu’s and Sabito’s blades turn blue when drawn, matching their use of Water Breathing.
• To Haganezuka’s shock, Tetsuya’s and Izuna’s blades turn black—even though they also use Water Breathing.

Character developments and interactions

• Sabito and Giyu grow stronger through their demanding training with Izuna and Tetsuya.
• Tetsuya remains playful and observant, teasing Izuna by calling him “stone-faced,” then offering to call him a “cool guy” instead.
• Urokodaki welcomes Haganezuka, whom he knows from their earlier dealings, and helps bring the group together to receive their equipment.
• Haganezuka shows pride in his craft and interest in the four unusually successful swordsmen, but the two black blades leave him confused.

Significant themes

• Mastery and adaptation: The four swordsmen deepen their skills through competition and instruction.
• The legacy of Breathing Styles: Sun Breathing’s influence on Water Breathing prompts Tetsuya to wonder whether its origins can be recovered.
• Individuality and uncertainty: The different blade colors suggest that Tetsuya and Izuna may not fit the expected pattern, leaving the meaning of their black blades unresolved.

Summary

Key plot points and events

• Tetsuya and Izuna receive their Nichirin Blades and Demon Slayer uniforms. Both blades are black, a rare color that swordsmith Hotaru Haganezuka explains does not always correspond neatly to a swordsman’s Breathing Style.
• Haganezuka completes his delivery and leaves, while Urokodaki notes that swordsmiths’ movements are restricted partly for their protection.
• Tetsuya and Izuna decide to leave Mount Sagiri. They say goodbye to Urokodaki, Sabito, and Giyu, promising to meet again and compare their Demon Slayer Corps ranks.
• On the way down the mountain, Tetsuya and Izuna realize neither asked Urokodaki where to find users of other Breathing Styles. Rather than turn back, they choose a direction at random and continue their travels.
• Over the next two years, missions eventually separate them. Izuna travels widely, slays demons, and encounters swordsmen who use different Breathing Styles. He learns Flame Breathing from a flame-haired swordsman.
• Izuna’s growing record of demon kills earns him a confrontation with a Lower Rank of the Twelve Kizuki, whom he defeats with one strike. Kagaya Ubuyashiki then promotes him from Kinoe to Hashira.

Character developments

• Izuna pursues his interest in other Breathing Styles, discovers that Flame Breathing suits him best, and rises rapidly through the Corps. His promotion to Hashira marks a major step in his strength and reputation.
• Tetsuya remains casual and good-humored, but is a dependable mentor and companion to Giyu and Sabito. He and Izuna set out together, though their missions later take them separate ways.
• Giyu and Sabito have grown more confident and skilled under Tetsuya and Izuna’s guidance. Both look forward to competing with them in rank when they meet again.
• Urokodaki expresses genuine affection for his visitors and welcomes them to return.
• Haganezuka explains the rarity and meaning of Nichirin Blade colors before returning to the Swordsmith Village.

Significant themes

• Growth through travel and experience: Izuna broadens his abilities by meeting swordsmen and learning unfamiliar Breathing Styles.
• Parting and future reunion: The farewells are warm rather than final, with promises to meet again and measure their progress.
• Talent and individuality: Black blades suggest that a swordsman’s nature and potential cannot always be reduced to the Breathing Style they use.
• Humor and companionship: Tetsuya and Izuna’s mistaken assumption that the other had planned their route lightens their departure.

Character interactions

• Izuna questions Haganezuka about blade colors, while Tetsuya explains that neither he nor Izuna is truly a Water Breathing specialist.
• Tetsuya reassures Giyu that they will meet again; Sabito eagerly turns the farewell into a challenge to surpass them.
• Urokodaki tells Tetsuya and Izuna they were welcome in his home and may return anytime.
• Tetsuya and Izuna tease each other over their failure to ask for directions, then agree to keep traveling.

Key plot points and events

• Two years after separating, Tetsuya and Izuna reunite in a lavish Kyoto izakaya. Izuna, now titled the Mirror Hashira, has killed Lower Moon Two, Rokuro, with a single slash.
• Tetsuya explains that he took over a failing izakaya after rescuing its elderly owner, then expanded into property and business. Using genjutsu to recruit influential people, he has built a powerful network across Kyoto. Shadow clones handle his Demon Slayer duties, though he has advanced only to Kinoto.
• Tetsuya reveals that his wealth is enough to reopen the portal to the Shinobi World. The two decide to return, leaving shadow clones behind to cover emergencies and their respective duties.
• Back home, Shinada reports that the Shinobi World is stable under Tetsuya’s rules. He also tells them Naruto married Hinata a year earlier, while Toneri graciously offered the couple his blessings. Tetsuya jokes that Toneri lost the contest for Hinata.

Character developments and interactions

• Tetsuya has reverted to his entrepreneurial ways, prioritizing business and using his clones and genjutsu to manage both his work and influence.
• Izuna remains focused on demon slaying and is impressed by Tetsuya’s wealth, though he initially worries about leaving his Corps responsibilities unattended.
• Their reunion is relaxed and teasing: Tetsuya laughs at Izuna’s title and achievement, while Izuna cuts short Tetsuya’s business story to ask why he was summoned.
• Shinada warmly welcomes the pair back and confirms that the world has prospered in their absence.

Significant themes

• Power and adaptability: Both men use their extraordinary abilities in different ways—Izuna in combat, Tetsuya in business and organization.
• Delegation and responsibility: Shadow clones let them leave without abandoning their duties.
• Return and continuity: Though two years have passed, the Shinobi World has remained stable, and personal events—especially Naruto and Hinata’s marriage—show life moving forward without them.

Key plot points

• Shinnō learns that Tetsuya has been gone for two years and concludes that the President’s Residence is likely undefended. The Sky Ninja Village leader burns his coded letters and heads for the Land of Fire, intending to overthrow the Shinobi World Federation and restore his village.
• Tetsuya returns to Rain Province and surprises his former disciples, Nagato and Yahiko, in the Rain Shadow Office. They welcome him and catch up after his long absence.
• Tetsuya briefly describes the world he visited, prompting Yahiko to compare its stories to manga Tetsuya once shared with his students.
• The group reunites for a meal at the Chiba Grand Hotel. They note that Konan is away filming advertisements as the Chiba Commerce Association’s second-generation advertising star.
• During the gathering, Neji receives an urgent call: the Fire Province is under attack by strange people who can fly. He rushes back to report the news, ending the chapter on a cliffhanger.

Character developments and interactions

• Shinnō shifts from years of covert observation to open action, convinced Tetsuya’s absence gives him his chance.
• Tetsuya returns as a familiar, playful mentor, teasing his students and reconnecting with them after two years away.
• Yahiko and Nagato are now responsible leaders, but their affection and excitement at seeing their master remain clear. Yahiko also still remembers the manga stories from his youth.
• Neji has matured into a composed, physically formidable clan head. He no longer bears the Caged Bird Seal and presents himself in a relaxed, individual style. His call abruptly draws him from the reunion into a new crisis.
• The chapter also briefly shows Chiba Satoru, now running the Commerce Association, jokingly suspecting Tetsuya of bad-mouthing him after he sneezes.

Significant themes

• Power vacuums and ambition: Shinnō believes Tetsuya’s absence leaves the Federation vulnerable.
• Mentorship and change over time: Tetsuya’s reunion with his disciples highlights how much they have grown while preserving their bonds.
• A peaceful world’s fragility: A warm gathering is interrupted by news of an attack, suggesting that the hard-won order may once again be threatened.