Arc 10Mount Natagumo Mission

Teiichi trained Muichiro and advised Tanjiro about Nezuko before Tanjiro, Zenitsu, and Inosuke faced the demons controlling the mountain. The mission ended with Tanjiro confronting Rui and Kanon arriving to help Inosuke against the Spider Father.

  • Muichiro defeated Lower Rank Six with Mist Breathing, while Teiichi kept the demon bound until sunrise and Muzan later ordered the Upper Ranks to find Teiichi.
  • Muichiro completed his apprenticeship under Teiichi and began training with Tengen, while Teiichi met Tanjiro and warned him that many Corps members would reject Nezuko.
  • Tanjiro killed a demon with Teiichi’s guidance, and Tengen took Inosuke as his Tsuguko and sent him on a mission.
  • Tanjiro met Zenitsu, and the two joined Inosuke in fighting demons inside a shifting house before they regrouped at a Wisteria House.
  • Tanjiro and Inosuke freed Corps members controlled by the Spider Mother and killed her, while Zenitsu defeated Spider Demon Brother despite being poisoned.
  • Tanjiro and Inosuke fought Spider Father, while Tanjiro faced Rui and Nezuko shielded him from the demon’s threads.
  • Tanjiro used Hinokami Kagura against Rui, who revealed he had severed his own head and took Tanjiro’s sword.
  • Kobayashi Kanon arrived as reinforcement, cut through Spider Father’s defenses, and drew Inosuke’s challenge to a duel.
Chapters 226–250 Vol. 3 Read

Ch. 226Muichiro vs. Lower Rank Six

After Lower Rank Six devoured Taro, he completed his transformation and became stronger, prompting Muichiro to fight him again while Teiichi watched. Muichiro survived Lower Rank Six’s enhanced attacks and chose to continue the duel, leaving the battle underway.

  • Teiichi told Muichiro that the mission was beginning and ordered him to fight Lower Rank Six again.
  • Jiro devoured Taro and transformed into a stronger Lower Rank Six.
  • Muichiro attacked Lower Rank Six with Fourth Form: Shifting Flow Slash, but Lower Rank Six blocked his blows with his fists.
  • Lower Rank Six trapped Muichiro’s ankle with a vine and struck with a blue-flamed fist, but Muichiro used Third Form: Scattering Mist Splash to deflect the attack and cut free.
  • Muichiro told Teiichi he wanted to try again, and Teiichi allowed him to continue as long as he avoided trading injuries.
  • Muichiro and Lower Rank Six charged at each other again, and Lower Rank Six accelerated his punch with flames erupting behind his elbow.

Ch. 227A Change

Muichiro fought Lower Rank Six, switching between Wind Breathing to suppress the demon’s flames and Mist Breathing to create an opening. He decapitated Lower Rank Six’s body but missed his neck, and prepared to strike again.

  • Lower Rank Six’s accelerated, flame-wreathed attacks injured Muichiro while Teiichi watched without intervening.
  • Muichiro used Wind Breathing to scatter Lower Rank Six’s flames and limit further burns, though the demon still had the advantage in strength and speed.
  • Muichiro decided that his unfamiliar Wind Breathing could not secure victory and returned to Mist Breathing.
  • Muichiro repeatedly used Sea of Clouds and Haze to draw out Lower Rank Six’s flames, then concealed himself in the mist with Obscuring Clouds.
  • Muichiro slashed Lower Rank Six from behind, severing half his head, and drew back his blade for another strike.

Ch. 228A greeting

Teiichi stopped Muichiro from killing Lower Rank Six because Muzan might learn of Teiichi’s presence and come after him. After sending Muichiro for treatment, Teiichi carried the demon to a mountain and tied him to a tree as dawn approached.

  • Teiichi explained that Muzan could see through Lower Rank Six before his death and might come looking for him, so they would let the sun kill the demon instead.
  • Teiichi ordered Ginko to take the injured Muichiro to a medical station, and Muichiro reluctantly obeyed.
  • Teiichi carried Lower Rank Six away from town, cutting him down whenever he tried to attack.
  • Teiichi bound Lower Rank Six to an east-facing tree on a mountain and sat before him as daylight began to break.

Ch. 229Fury

Muzan Kibutsuji saw Kato Teiichi’s taunting message in Lower Rank Six’s memories and flew into a rage. He summoned the Upper Ranks, ordered them to find Kato Teiichi, and sent them to search the mountain where the message had been left.

  • Muzan Kibutsuji watched Lower Rank Six’s memories and heard Kato Teiichi mock him and promise to find him.
  • Muzan’s fury caused him to shatter the room’s electric light, and he killed the woman who entered to check on him.
  • Muzan summoned the Upper Ranks to the Infinity Castle, where Doma was crushed beneath a giant arm when he tried to speak.
  • Muzan ordered the Upper Ranks to find Kato Teiichi and contact him immediately.
  • Muzan told the Upper Ranks to search the mountain that night and kill Kato Teiichi if they found him.

Ch. 230The Mist Hashira

After Muzan ordered the demons to search for a powerful Demon Slayer, Akaza suggested questioning a Hashira for information. At the Corps headquarters, Muichiro arrived for his first Hashira Meeting as the newly promoted Mist Hashira, carrying gifts from Teiichi.

  • Doma teased Akaza about Teiichi, and Akaza warned him not to use Teiichi's name casually.
  • Kokushibo explained that the Demon Slayer had likely killed the demon they were summoned to investigate at daybreak, and Akaza proposed asking a Hashira for information.
  • A Kakushi guided Muichiro to the Hashira Meeting, where he joined the nine Hashira already gathered.
  • Kanae and Shinobu asked Muichiro about Teiichi, and he said his master had stayed away because he was no longer a Hashira or Corps member.
  • Muichiro gave Kanae and Shinobu wild eel and whitebait from Kochi Prefecture, and Kyojuro Rengoku asked if he was the newly promoted Mist Hashira.

Ch. 231The wind rises

At his first Hashira Meeting, twelve-year-old Muichiro Tokito was surprised by the other Hashira before they learned he was Teiichi’s disciple. After Muichiro returned to Teiichi on Shikoku Island, he admitted he had come last in the Hashira Battles, and Teiichi reassured him before Muichiro delivered sushi from Teiichi’s wife.

  • Kyojuro Rengoku, Sanemi Shinazugawa, and Obanai Iguro questioned Muichiro’s age, and Muichiro said he was twelve.
  • Shinobu Kocho defended Muichiro, while Giyu Tomioka recognized him as Master Kato’s disciple and Kanae explained that Teiichi had taken him on after the previous Hashira Meeting.
  • Tengen Uzui complained that Teiichi had taken a disciple without telling him, and Kagaya Ubuyashiki offered to introduce him to talented children in the future.
  • Teiichi practiced his breathing atop a cliff at Cape Ashizuri, and Muichiro returned and said he would handle missions on Shikoku Island while training with him.
  • Muichiro told Teiichi he had come last in the Hashira Battles, and Teiichi reassured him before Muichiro handed over sushi made by Teiichi’s wife.

Ch. 232Year After Year

Muichiro completed his apprenticeship with Teiichi, who sent him to train with Tengen Uzui. A year later, Teiichi demonstrated control over powerful winds during a typhoon, then encountered Tanjiro in Shimizu City.

  • Muichiro endured Teiichi’s sparring and managed to withstand twelve strikes, meeting the condition to finish his apprenticeship.
  • Muichiro asked to keep training with Teiichi, but Teiichi told him to train with Tengen Uzui instead.
  • Tengen Uzui reluctantly agreed to take Muichiro on after learning Teiichi had sent him.
  • A year later, Teiichi controlled winds strong enough to counter a super typhoon before limiting the wind to keep the rain off himself.
  • Several days after the typhoon passed, Teiichi stopped Tanjiro in the crowded streets of Shimizu City.

Ch. 233Tanjiro

Tanjiro shared a meal with Kato Teiichi, who warned him about a future train mission and the danger Nezuko faced as a demon. Tanjiro promised to contact Teiichi if he received the mission and resolved to prove Nezuko was good.

  • Tanjiro thanked Kato Teiichi for the meal and learned Teiichi had seen him before on Mount Sagiri.
  • Teiichi told Tanjiro to let him know if he was assigned a mission aboard a train, and Tanjiro agreed to send his Kasugai Crow.
  • Nezuko climbed out of her box, nuzzled Teiichi, and rested her head on his lap while he petted her.
  • Teiichi warned Tanjiro that many people would reject Nezuko simply because she was a demon, even if she had never eaten anyone.
  • Tanjiro said he would prove Nezuko was good, and Teiichi told him to be careful.

Ch. 234The advantage

Teiichi warned Tanjiro that most Demon Slayer Corps members would try to kill Nezuko, but encouraged him to seek headquarters' recognition at the next Hashira Meeting. After learning about the Corps ranks and Hashira, Tanjiro suddenly sensed something and leaped out the window.

  • Tanjiro asked Teiichi how Corps members would react to Nezuko, and Teiichi said many would likely try to kill her.
  • Teiichi told Tanjiro to say that headquarters had recognized Nezuko and explained that he was no longer a Corps member.
  • Tanjiro proposed asking headquarters to recognize Nezuko, and Teiichi agreed that her supporters would likely win the decision.
  • Tanjiro decided to raise the matter at the next Hashira Meeting, and Teiichi explained the meeting, the Corps ranks, and the Hashira.
  • Tanjiro suddenly caught a scent, grabbed his sword, and leaped out the window.

Ch. 235Mmph, mmph, mmph

Tanjiro chased a demon he detected before receiving a mission and struggled to land a hit until Teiichi kicked it away and revealed a possible weakness. With Teiichi's advice, Tanjiro struck the demon with a multi-hit attack and decapitated it.

  • Tanjiro followed a demon's scent into an uninhabited area and attacked it with Water Breathing.
  • The demon dodged Tanjiro's strikes and tried to escape by attacking Teiichi and Nezuko.
  • Teiichi kicked the demon through a wall and into an abandoned house.
  • Tanjiro pursued the wounded demon but still struggled to hit it until Teiichi suggested its Blood Demon Art relied on sensing.
  • Tanjiro used Striking Tide to wound the demon, then decapitated it with Water Surface Slash.

Ch. 236Tsuguko

After Tanjiro collected the demon’s blood, he asked Teiichi to guide his training. At the Uzui residence, Tengen met Inosuke, whom the Master had assigned as his Tsuguko, and discovered Inosuke’s unexpectedly feminine face when he removed the boar mask.

  • Tanjiro collected blood from the demon’s corpse, and Teiichi spotted the hidden calico cat carrying the blood box.
  • Tanjiro asked Teiichi to guide his training while he had no missions.
  • Tengen Uzui met Inosuke and tried to explain that he was the Tsuguko the Master had assigned to him.
  • Inosuke argued with Tengen about the Kasugai Crow, then challenged him to a fight and was quickly knocked out.
  • Tengen carried Inosuke inside and announced he would train him to become a Hashira.
  • Tengen removed Inosuke’s boar mask and was startled by his feminine face.

Ch. 237A Mission Arrives

Inosuke woke at the Uzui residence, trained under Tengen Uzui, and set off on a mission after accidentally blasting a Kasugai Crow with gunpowder. Tanjiro left Shimizu City after receiving advice from Teiichi, including a reminder to notify him about any train mission.

  • Inosuke woke up, met Makio, and challenged Tengen Uzui after learning Tengen had knocked him out.
  • Inosuke learned that Tengen used gunpowder and began training with him, though he kept trying to fight his teacher.
  • A Kasugai Crow announced a mission to investigate disappearances southeast of the Uzui residence, and Inosuke accidentally blasted it with gunpowder.
  • Tanjiro thanked Teiichi for his instruction, and Teiichi told him to confirm that headquarters had approved Nezuko and to notify him about train missions.
  • Tengen sent Inosuke to take the mission and told him to return after it, while Inosuke boasted and ran off.

Ch. 238Zenitsu Agatsuma

Tanjiro Kamado encountered Zenitsu Agatsuma begging a girl to marry him and intervened when she rejected him. After learning Zenitsu was terrified of demon-slaying missions, Tanjiro promised to protect him if he could, and Zenitsu eagerly accepted his help.

  • Tanjiro Kamado stopped his training run when he saw Zenitsu Agatsuma pleading with a girl to marry him, and a sparrow asked him to intervene.
  • Tanjiro pulled Zenitsu away and reassured the girl, but Zenitsu accused him of stealing his chance to marry her.
  • The girl slapped Zenitsu and revealed she was already engaged before storming off.
  • Zenitsu blamed Tanjiro for ruining his marriage prospect and demanded that Tanjiro keep him safe until he married.
  • Zenitsu explained that he had passed Final Selection despite being terrified of demons, and Tanjiro promised to protect him if danger arose.
  • Zenitsu introduced himself and eagerly said he would be counting on Tanjiro.

Ch. 239Boom

Tanjiro shared his last rice ball with Zenitsu, then traveled with him toward a demon’s mountain lair. Meanwhile, Inosuke blasted open a room with gunpowder as two boys followed him, and the chapter left the escape route burning and full of smoke.

  • Tanjiro gave Zenitsu his last rice ball, and Zenitsu shared half back with him.
  • Tanjiro learned how Zenitsu became a Demon Slayer and told him that his sparrow complained about his behavior.
  • Matsuemon Tennoji ordered Tanjiro and Zenitsu to hurry to their next mission site together.
  • Tanjiro and Zenitsu climbed the mountain as Tanjiro sensed a demon nearby and Zenitsu heard a loud sound.
  • Inosuke refused to focus on escaping and said he intended to kill the three demons.
  • Inosuke used gunpowder pellets to blast holes through the room while the two boys stayed with him.

Ch. 240The boar-headed boy

Inosuke blasted through Kyogai’s house, killing two demons as he fought his way toward the drum demon. Tanjiro and Zenitsu reached the burning house just after it collapsed and spotted Inosuke emerging from the smoke.

  • Inosuke followed a demon through the shifting rooms and killed it with Beast Breathing, then continued demolishing the house with gunpowder.
  • Inosuke fought a tall, fat demon, severed its arms and head, and sensed the other demons’ presences disappear.
  • Kyogai realized he had to leave his hiding place before the house collapsed and the sunlight burned him.
  • Tanjiro and Zenitsu arrived at the burning house, heard it creak, and watched it collapse.
  • Tanjiro and Zenitsu saw Inosuke emerge from the dust with two Nichirin Blades and a boar’s head.

Ch. 241Boar vs. Tanjiro

Tanjiro and Zenitsu encountered Inosuke amid the burning ruins, where Inosuke attacked after sensing Nezuko in Tanjiro’s box. Tanjiro tried to protect Nezuko and avoid fighting a fellow Corps member, but Inosuke threw him down, and Tanjiro prepared to fight after Inosuke promised to let Nezuko go if he won.

  • Zenitsu panicked when Inosuke emerged from the flames wearing a boar mask, while Tanjiro recognized him as a human survivor of the Mount Fujikasane trial.
  • Inosuke charged at Tanjiro, who blocked his blade and explained that Nezuko was his sister and a good demon approved by headquarters.
  • Inosuke refused to accept Tanjiro’s explanation and demanded that he hand Nezuko over, while Tanjiro refused and reminded him that Corps members could not fight each other.
  • Inosuke put down his blades but attacked Tanjiro barehanded, ignoring Tanjiro’s objections and throwing him to the ground.
  • Tanjiro removed Nezuko’s box and prepared to fight after Inosuke promised to let Nezuko go if Tanjiro defeated him.

Ch. 242Tanjiro versus the boar

Tanjiro fought Inosuke, adapting to his low, unpredictable attacks and unusual flexibility. Tanjiro finally headbutted Inosuke, who staggered and fell.

  • Inosuke repeatedly knocked Tanjiro down with low attacks, throws, and kicks, while Tanjiro struggled to predict his movements.
  • Tanjiro dodged Inosuke's repeated leg sweep and realized he had to watch Inosuke closely instead of relying on experience fighting people.
  • Inosuke demonstrated his extreme flexibility by bending backward until his head poked between his legs, then resumed attacking Tanjiro.
  • Tanjiro grabbed Inosuke's shoulders and headbutted him to make him calm down.
  • Tanjiro shook off the impact as Inosuke swayed and fell to the ground.

Ch. 243Taking the Sword

Inosuke woke at the Wisteria House and reunited with Tanjiro and Zenitsu, then told them how he had joined the Demon Slayer Corps. The three settled in for the night after dinner, with Tanjiro and Zenitsu learning Inosuke had won his Nichirin Blade in a contest with a Corps member.

  • Inosuke woke at the Wisteria House, put on his boar mask, and went outside to find Tanjiro and Zenitsu arguing about the old lady.
  • Inosuke challenged Tanjiro to fight again, while Tanjiro corrected him about his name and the old lady invited them to dinner.
  • At dinner, Inosuke said he had killed three demons in the house, and Tanjiro praised him.
  • Zenitsu said Tanjiro had knocked Inosuke out with a headbutt, prompting Inosuke to think that getting hit could make his skull harder.
  • Tanjiro asked Inosuke why he joined the Demon Slayer Corps, and Inosuke explained that he had beaten a Corps member in a contest and taken his sword.
  • Inosuke said the member had told him about demons and Final Selection, after which he joined the Corps.

Ch. 244Mount Natagumo

Tanjiro, Zenitsu, and Inosuke reached Mount Natagumo after sensing the powerful scent of demons and seeing a Corps member dragged into the woods. Tanjiro and Inosuke entered the mountain to help, while Zenitsu followed reluctantly.

  • Nezuko climbed out of her box, and Zenitsu angrily accused Tanjiro of traveling with his adorable sister while he risked his life fighting demons.
  • Zenitsu, Tanjiro, and Inosuke approached the mountain, where Tanjiro detected a strong demonic scent and ran toward it.
  • The three found a Demon Slayer Corps member being lifted into the woods, and Tanjiro resolved to go up the mountain despite Zenitsu's fear.
  • Inosuke charged up the mountain ahead of Tanjiro, and Zenitsu hurried after them rather than remain alone.
  • Tanjiro introduced himself as a Mizunoto swordsman to a Corps member in the woods, who questioned why no Hashira had been sent; Inosuke struck him.

Ch. 245Murata

Tanjiro, Inosuke, and Murata discovered that tiny spiders were controlling Demon Slayer Corps members with invisible threads and set out to find the demon behind them. Elsewhere, Zenitsu wandered alone through the forest with his sparrow until he came face-to-face with a spider bearing a human head.

  • Murata explained that Corps members had begun attacking one another after a strange creaking sound, and Tanjiro realized invisible threads were controlling them.
  • Tanjiro and Inosuke cut the threads to free the attackers, but Tanjiro spotted tiny spiders reattaching the silk and concluded they had to find the demon controlling them.
  • Inosuke used Beast Breathing, Seventh Form: Spatial Awareness to locate the demon, then rushed off as Tanjiro followed after Murata offered to hold the others back.
  • Zenitsu wandered through the woods calling for Nezuko, Tanjiro, and the others, with Chun-Taro's company giving him some comfort.
  • After something pricked his hand, Zenitsu noticed spiders all around him and screamed when he saw one with a human head.

Ch. 246Slaying the Spider Mother

Tanjiro and Inosuke worked together to defeat the Spider Mother’s strongest puppet. Tanjiro then found the Spider Mother and killed her gently with Water Breathing, Fifth Form.

  • Tanjiro caught up with Inosuke and joined him in fighting the headless corpse controlled by the Spider Mother’s threads.
  • Tanjiro and Inosuke attacked the corpse from opposite sides, but the Spider Mother pulled it into the air to keep it out of reach.
  • Tanjiro crouched so Inosuke could leap from his back and land on the airborne corpse, where Inosuke severed its head.
  • Inosuke threw Tanjiro into the air, and Tanjiro followed the Spider Mother’s scent to her hiding place.
  • Tanjiro used Water Breathing, Fifth Form: Blessed Rain After the Drought, to kill the Spider Mother peacefully.

Ch. 247Sixfold Strike

Zenitsu confronted Spider Demon Brother, who told him the poison in his hand would turn him into a spider. After Zenitsu passed out, he awakened in a fighting stance and used Thunder Breathing: Sixfold Strike to cut Spider Demon Brother down.

  • Zenitsu fled into a clearing and saw Spider Demon Brother descending from a suspended wooden house.
  • Spider Demon Brother revealed that Zenitsu had been poisoned and would turn into a spider within half an hour.
  • Zenitsu panicked at the thought of transforming, then fainted after finding a handful of his yellow hair in his hand.
  • As little spiders approached the unconscious Zenitsu, he vanished and reappeared ready to fight.
  • Zenitsu used Thunder Breathing: First Form, Thunderclap and Flash: Sixfold Strike, and decapitated Spider Demon Brother.

Ch. 248Moshi moshi

Tanjiro and Inosuke fought Spider Father, whose strength and size increased as he regenerated, while Tanjiro was sent flying and Inosuke faced him alone. Meanwhile, poisoned Zenitsu struggled to stay conscious until a mysterious figure asked if he could still hear them.

  • Tanjiro and Inosuke encountered Spider Sister and Spider Father, and Inosuke attacked Spider Father to protect her family.
  • Tanjiro and Inosuke fought together, breaking one of Spider Father's arms before he knocked Tanjiro far away.
  • Inosuke broke Spider Father's other arm, but Spider Father regenerated both arms and grew larger and stronger.
  • Inosuke dodged Spider Father's attacks and shouted, "Boar Blast!" as the demon charged at him.
  • Zenitsu struggled against the poison's effects and saw a mysterious figure who asked, "Moshi moshi, can you still hear me?"

Ch. 249Lower Five

Tanjiro fought Rui, Lower Five, and refused to surrender Nezuko, who risked herself to protect him. Rui trapped Nezuko and overwhelmed Tanjiro with stronger threads, leaving Tanjiro to invoke Hinokami Kagura.

  • Tanjiro battled Rui with Water Breathing but was wounded by Rui's spider threads.
  • Nezuko burst from her box and shielded Tanjiro from Rui's web, prompting Rui to offer to take her as his sister.
  • Tanjiro rejected Rui's deal and learned Rui was Lower Five, recalling Teiichi's warning that he was not yet strong enough to face a Lower Rank.
  • Rui suspended Nezuko in spider threads, and Tanjiro used Water Breathing, Tenth Form: Constant Flux, to cut through the threads attacking him.
  • Rui unleashed blood-red threads that Tanjiro could not cut, and Tanjiro began Hinokami Kagura.

Ch. 250Reinforcements

Tanjiro decapitated Rui, but Rui revealed he had severed his own head and threatened Nezuko with Tanjiro’s sword. Meanwhile, Kobayashi Kanon arrived to reinforce Inosuke, defeated the spider father’s defenses, and drew Inosuke’s challenge.

  • Tanjiro used Nezuko’s blood to help cut through Rui’s neck, but Rui reattached his head after revealing he had severed it himself with his threads.
  • Rui took Tanjiro’s Nichirin Blade and approached Nezuko, but turned toward a figure emerging from the forest.
  • Inosuke ran out of gunpowder while fighting the spider father, then was knocked into a tree after clashing with him using his twin blades.
  • Kobayashi Kanon introduced herself as a Kinoe-ranked swordswoman sent as reinforcement and stepped in to face the spider father.
  • Kanon used Flower Breathing, Fifth Form: Peonies of Futility, to cut through the spider father’s defenses.
  • Inosuke, impressed by Kanon’s attack, demanded that she fight a duel with him.
Arc 10 of 21
Arc 10 of 21