Sarutobi Hiruzen

Biodata

Feature	Information
Name	Sarutobi Hiruzen (猿飞日斩)
Alias(es)	Third Hokage; Professor of Ninjutsu; Yuan Fei (pre-transmigration identity); God-Slayer; Azure Emperor 1 55 221
Species/Race	Human; later modified with an evolving Ōtsutsuki bloodline 249
Gender	Male
Affiliation	Konohagakure; later operates across several world anchors 42 250
Occupation/Role	Third Hokage of Konohagakure; system traveler; founder of Konoha's Scientific Research Department 1 111
Status	Active 309
First Appearance	Chapter 1

Power Progression

Stage / Realm / Level	Chapter	Notes
Kage-class / “Chajinra”-level	3	Assesses the Third Hokage's body as a top-tier ninja, near the peak attainable by ordinary mortals; possesses mature combat experience and immense chakra reserves.
Immortal Breathing — completed	23	Learns and completes a longevity-oriented Breathing Style created with Tsugikuni Yoriichi's help.
Rejuvenated prime	36	Returns from the Demon Slayer World visibly younger and able to exert the Third Hokage's prime power.
Three-Star late-stage peak limit	125	Defeats and seals the Six-Tails while equipped with the Immortal Dragon King armor.
Initial Sage Mode	165	Uses the Fury of the Heavens inheritance to sense Natural Energy and sustain Sage Mode for approximately five seconds.
Firm Three-Star standing	166	Light Release's extreme speed elevates him to a stable Three-Star combat level.
Four-Star threshold	250	Combined physical training, Haki, Devil Fruit powers, Ninjutsu, and Teigu place him above ordinary Three-Star fighters.
Practical Sage Mode mastery	271	Enters Sage Mode reliably and amplifies both physical ability and Ninjutsu, though its duration remains limited.
Four-Star	305	Reaches the Four-Star realm, gaining an energy field capable of negating gravity and enabling flight.
Four-Star, Ten-Tails-infused evolution	307	Seals and absorbs the Ten-Tails' power, accelerating his evolution toward a pure-blooded Ōtsutsuki and developing new ocular abilities.

Background / History

Sarutobi Hiruzen is originally Yuan Fei, a man from another world who transmigrates into the body of the Third Hokage. He inherits Hiruzen's memories, Kage-class talent, and political position, then accepts the identity while resolving to alter the future that would otherwise lead to the Hokage's death. His system collects Space-Time Source Energy from changes to major events and permits travel to other worlds once sufficient energy is gathered 1.

Unlike the original Hiruzen, he quickly rejects Shimura Danzō's influence and prepares to eliminate him after learning of Danzō's assassination plan. Following a return from the Demon Slayer World, Hiruzen defeats Danzō's coup attempt, orders the execution and public display of his body, and strips the Shimura Clan of its positions and assets 2 36 37.

His first cross-world expedition takes him to the Demon Slayer World, where he studies demons, develops Immortal Breathing with Tsugikuni Yoriichi, gains a major surge of Space-Time Source Energy following Kibutsuji Muzan's elimination, and establishes a World Anchor there 8 15 23 34.

Appearance

Hiruzen initially inhabits the body of a man past fifty, but Immortal Breathing, foreign-world enhancements, and Ōtsutsuki bloodline modification steadily restore and surpass his physical prime. By later arcs, he appears roughly twenty-five years old despite retaining the bearing and authority of a veteran Hokage 1 111 146.

• Smooth, youthful skin and the temperament of a man in his early thirties after extended Immortal Breathing practice 111.
• Tall, heavily muscled frame; after training in the Pirate World, he grows to over two meters and uses Transformation Jutsu to conceal the change in the Ninja World 249.
• Frequently wears a white Hokage haori in battle and official appearances 259.
• His rejuvenation repeatedly shocks contemporaries who knew him as an elderly Hokage 138 159 296.

Personality

Hiruzen is decisive, calculating, and far less sentimental than the man whose body he occupies. He considers future threats, political leverage, combat intelligence, and Space-Time Source Energy when choosing allies or enemies; Danzō, Orochimaru, Obito, and Madara are all treated primarily as dangers or assets to be neutralized 2 37 272.

His ruthlessness is balanced by practical restraint. He prefers surrender and reparations to needless slaughter when victory is secured, protects promising Konoha ninja, recalls child spies from foreign assignments, and invests heavily in education, research, and village modernization 63 78 111 142.

Abilities & Skills

System and Cross-World Travel

Hiruzen possesses a system that monitors his world, Space-Time Source Energy, and World Marks.

• Gains Space-Time Source Energy by altering the destinies of plot-critical people and events 1 34.
• Travels between worlds by spending accumulated source energy 1 3.
• Establishes World Anchors, allowing continued gains from later space-time fluctuations in an anchored world 34.
• Maintains anchors in the Demon Slayer, Akame ga Kill, and Pirate King worlds 250.

Ninjutsu Mastery

Known as the Professor of Ninjutsu, Hiruzen is proficient in all five basic chakra natures and uses their interactions tactically.

• Uses high-level Fire Release techniques, including Fire Release: Great Fire Annihilation and Fire Style: Great Flame Technique 2 36.
• Combines elemental techniques, such as Water Dragon Bullet and Lightning Dragon Bullet 33.
• Exploits elemental counters against Lightning Release users such as Killer B 55.
• Can perform techniques with reduced reliance on hand seals after his Ōtsutsuki bloodline modification 249.
• Uses advanced techniques including Needle Jizō, Earth Style: Hardening Technique, and Wind Release: Great Breakthrough 114 123.

Immortal Breathing and Regeneration

Immortal Breathing is Hiruzen's foundational longevity technique.

• Nourishes the body rather than merely forcing short bursts of physical output 23.
• Restores his youth, stamina, and physical condition enough to fight at—or beyond—his prime 35 36.
• Constantly regenerates cellular damage, mitigating the strain of Lightning Release Chakra Mode 91.
• Supports extraordinary digestion and restoration, allowing him to rapidly recover from catastrophic injuries 221.

Sage Art and Natural Energy

Hiruzen's pursuit of Sage Mode begins unsuccessfully but becomes viable through Fury of the Heavens and his evolving body.

• Initially fails to properly fuse Natural Energy with chakra while training under Fukasaku 119.
• Inherits Fury of the Heavens, a forbidden technique that grants partial Sage Art capability and exceptional Natural Energy perception 162 165.
• Uses Sage Mode to amplify his body and Ninjutsu, including Sage Art: Samadhi True Fire 271.
• Performs Composite Sage Art: Flame Mountain, a technique powerful enough to destroy the capital of the Land of Iron 300.
• Sage Mode remains duration-limited, unlike Senju Hashirama's nearly continuous use 271.

Ōtsutsuki Bloodline and Ocular Power

Vegapunk implants an Ōtsutsuki bloodline “seed” near Hiruzen's heart, beginning a long-term evolution into a higher lifeform.

• His chakra reserves begin growing alongside his body, while barriers to Yin, Yang, and elemental transformations become drastically easier to overcome 249.
• Freely fuses chakra natures to reproduce Kekkei Genkai such as Lava Release, Melt Release, Ice Release, and limited Wood Release 271.
• Acquires Nagato's Rinnegan for study and later uses its powers without implanting it into his own eyes 263 271 308.
• Seals and absorbs the Ten-Tails, further advancing his Ōtsutsuki evolution and beginning the development of new ocular powers 307.
• Forms and studies Truth-Seeking Orbs after entering the Ten-Tails-infused state 308.

Taijutsu, Haki, and Light Release

Hiruzen supplements Ninjutsu with high-level physical combat systems acquired through cross-world travel.

• Uses seasoned Taijutsu to outclass Killer B in close-quarters combat 55.
• Practices Lightning Release Chakra Mode, with Immortal Breathing offsetting its physical cost 91.
• Converts Chakra into Haki and vice versa, allowing him to concentrate his reserves into stronger Armament Haki reinforcement 249.
• Uses black Haki-coated physical attacks capable of driving Uchiha Madara's Susanoo through hills 292.
• Possesses Light Release, granting attacks whose speed is difficult for ordinary ninja to perceive or react to 166.
• Opens all Eight Gates and enters a “Four Gates” state during his battle with Madara 304.

Sealing and Forbidden Techniques

Hiruzen employs sealing techniques against opponents he considers too useful or dangerous to kill immediately.

• Uses the Four Violet Flames Formation to restrict Danzō 36.
• Seals the Six-Tails with the Eight Trigrams Sealing Style 125.
• Uses the Amber Purifying Pot to seal Orochimaru 161.
• Uses Impure World Reincarnation to briefly resurrect Uta so that she can meet Yoriichi one final time 34.

Puppetry and Artificial Weapons

Hiruzen possesses advanced puppetry knowledge and applies it to military projects.

• Surprises Sasori by revealing his own proficiency in Puppetry 71.
• Creates Fujin and Raijin as obedient, puppet-like biological weapons through implanted combat memories and artificial personalities 45 46.
• Transforms Fujin and Raijin with Kibutsuji Muzan's blood, then equips them to use the Eight Inner Gates and resist Genjutsu 40 46.

Equipment / Weapons / Items

• Enma / Enma Staff — Summons Enma and wields his Adamantine staff form to break Danzō's defenses and fight Killer B 37 55.
• Immortal Dragon King — Ultimate Teigu armor crafted from the Dragon of the East Sea; enhances Hiruzen's combat ability and withstands attacks such as Uranus's laser 110 125 221.
• Amber Purifying Pot — Sealing vessel used to imprison Orochimaru 161.
• Rinnegan — Taken from Nagato and used as a source of Yin-Yang Release research and later as an external ocular weapon 263 271 308.
• Pure Gold — Stored as an emergency longevity item; slows life-force depletion but inhibits physical development and training 249.
• Fury of the Heavens inheritance — A parasite-like inherited forbidden technique that improves his Natural Energy perception 162 165.

Relationships

• Yakushi Nonō — Romantic partner and trusted caretaker of Hiruzen's household; he entrusts Konoha's affairs to her and Nara Shikaku during extended absences 78 110.
• Hatake Kakashi — Loyal subordinate, prospective successor, and frequent recipient of Hiruzen's guidance and techniques 3 40 53.
• Jiraiya — Former student whose intelligence network and Sannin-level strength Hiruzen uses for high-priority recruitment missions 41.
• Uchiha Itachi — Disciple trained in chakra nature transformation, Yin Release, and the limits of the Sharingan 53 116 143.
• Uchiha Shisui — Uchiha protégé and dimensional-ninjutsu user who assists Hiruzen in rapid deployment 123 138.
• Yakushi Kabuto — Nonō's foster son and Hiruzen's chosen director of Konoha's Scientific Research Department 111 119.
• Shimura Danzō — Former political ally turned assassin; Hiruzen kills him after Danzō's attempted coup and dismantles the Shimura Clan's power 36 37.
• Orochimaru — Former prized pupil and hostile rogue ninja; Hiruzen treats him as a recurring threat and seals him with the Amber Purifying Pot 159 161.
• Tsugikuni Yoriichi — Ally in the Demon Slayer World who helps develop Immortal Breathing; Hiruzen resurrects Uta as repayment 15 34.
• Fujin and Raijin — Artificial demonized weapons created and conditioned to obey Hiruzen's commands without question 45 46.
• Uchiha Obito — Initially an enemy identified through his Space-Time Ninjutsu; later treated by Hiruzen as a controlled tool against Madara 73 272.
• Nagato — Opponent defeated through Pain; relinquishes the Rinnegan in exchange for Konan's safety 263.

Story Role / Major Arcs

• Transmigration and Danzō Purge — Accepts the identity of the Third Hokage, discovers the system, exposes Danzō's assassination plot through Kakashi, and destroys Danzō's political faction 1 3 37.
• Demon Slayer World Expedition — Investigates demons, develops Immortal Breathing, changes the world's fate through Muzan's elimination, and establishes his first foreign World Anchor 8 23 34.
• Cloud Ninja War — Mobilizes Konoha, uses Fujin and Raijin as strategic weapons, defeats Killer B, and forces Kumogakure into surrender and reparations 43 55 63.
• Konoha Reform and Modernization — Replaces Danzō with Nara Shikaku, ends the use of child spies, establishes the Scientific Research Department, and modernizes Konoha's infrastructure and education 42 78 111 142.
• Mist Ninja War — Repels the Six-Tails' attack, manipulates the post-war settlement, and imposes terms that embed Konoha trade, diplomacy, and joint institutions within Kirigakure 125 138.
• Cross-World Evolution — Returns from the Akame ga Kill World with the Immortal Dragon King, later acquires Haki and Ōtsutsuki bloodline modification through his Pirate World campaign 110 249 250.
• Conflict with Pain and Madara — Defeats Pain, takes Nagato's Rinnegan, opposes Madara's Ten-Tails plan, reaches Four-Star strength, and absorbs the Ten-Tails himself 263 300 305 307.