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Kyojuro Rengoku charging forward with fist drawn back and a fierce grin, flame-patterned cape billowing through a burning corridor of swirling embers
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Kyojuro Rengoku

Character

Kyojuro Rengoku is the Flame Hashira of the Demon Slayer Corps, a warm and tireless swordsman who lives by the creed that the strong must shield the weak. His stand against the Upper Rank Akaza aboard the Mugen Train becomes one of the series' defining moments.

Age: 20
Rank: Flame Hashira
Gender: Male
Status: Deceased
Species: Human
Occupation: Demon Slayer, Cultivator
Affiliation: Demon Slayer Corps
Debut Chapter: Chapter 44
Debut Episode: Episode 21
Breathing Style: Flame Breathing
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Appearance

Kyojuro is a tall young man of lean, muscular build and fair skin. His bright yellow hair flares out around his face with red, flame-like streaks at the tips, and his golden eyes shade to red around the irises. A near-constant, enthusiastic smile and an air of optimism make him instantly recognizable.

He wears the standard Corps uniform with a striking haori draped over his shoulders, white fading into yellow with red flame ridges along the hem. The garment originally belonged to his father, Shinjuro, and he completes the look with flame-patterned leg wraps and red-strapped sandals.

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Personality

Kyojuro approaches his duties as a Hashira with boundless enthusiasm and often comes across as cheerfully eccentric. He is honorable and pure of heart, guided by a code his mother instilled in him, chiefly the belief that those born strong are obligated to protect the weak. He loves his family deeply, worrying over his embittered father and encouraging his younger brother Senjuro without reservation.

Beneath the loud cheer lies a logical and tactically sharp mind that acts with precision when lives are at stake. He is quick to recognize talent in others, eventually accepting even the demon Nezuko as a Corps member after watching her risk herself to protect humans, proof that his hatred of demons never clouds his judgement.

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Abilities

As a Hashira, Kyojuro is among the most powerful and skilled combatants in the Corps. Before inheriting his father's title he had already avenged nine fallen slayers against the Flute Demon and singlehandedly defeated the former Lower Rank Two, Hairo. He mastered the entire Flame Breathing style from only three instructional volumes left by his ancestors. Even the Upper Rank Three Akaza praised his strength and offered to make him a demon, an offer reserved for swordsmen at their peak.

Kyojuro possesses tremendous speed, strength, stamina, and an indomitable will. A single swing was enough to launch Akaza into a distant forest, and he kept fighting after losing an eye and suffering shattered ribs and pierced organs. His honed senses let him detect demonic presences and weak points faster than even Tanjiro, and his knowledge of Total Concentration Breathing let him seal Tanjiro's wounds to stop fatal blood loss.

His chosen art is Flame Breathing, a style passed down through his lineage. Its forms range from the dashing horizontal cut of the First Form to the devastating high-speed strike of the Ninth Form, called Rengoku, his most powerful technique. In his final stand he held Akaza in place through the dawn, forcing the demon to tear off his own arms to flee the sunlight.

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Frequently Asked Questions

Who is Kyojuro Rengoku in Demon Slayer?

Kyojuro Rengoku is the Flame Hashira of the Demon Slayer Corps, a warm and tireless swordsman who lives by the creed that the strong must shield the weak. His stand against the Upper Rank Three Akaza aboard the Mugen Train is one of the series' defining moments.

Is Kyojuro Rengoku still alive in Demon Slayer?

No, Kyojuro Rengoku is deceased. He died of the wounds he suffered fighting the Upper Rank demon Akaza aboard the Mugen Train, holding the demon in place until dawn forced Akaza to flee the sunlight.

How does Kyojuro Rengoku die in Demon Slayer?

Kyojuro Rengoku dies from fatal wounds inflicted by the Upper Rank Three Akaza during their battle aboard the Mugen Train. He kept fighting after losing an eye and suffering shattered ribs and pierced organs, holding Akaza in place through the dawn so the demon had to tear off its own arms to escape the sun.

How old is Kyojuro Rengoku in Demon Slayer?

Kyojuro Rengoku is 20 years old. He is the Flame Hashira of the Demon Slayer Corps.

Who is Kyojuro Rengoku's father in Demon Slayer?

Kyojuro Rengoku's father is Shinjuro Rengoku, the former Flame Hashira. Kyojuro wears the striking white and flame-patterned haori that originally belonged to Shinjuro.

Sources & Information

Looking for more on Kyojuro Rengoku? The Demon Slayer Wiki on Fandom has a dedicated page with community notes.

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This content is original writing by Daddy Jim Headquarters based on the Demon Slayer anime series, manga, and official materials. Episode and chapter references are cited where applicable.

Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:

  • Movie pages: theatrical posters and key visuals, credited to ufotable and Aniplex.
  • Game pages: official box art, credited to Sega, Aniplex, and other publishers.
  • Manga chapter pages: Jump Comics volume covers, credited to Shueisha and Koyoharu Gotouge.

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