Kyoujurou Rengoku

Kyojuro Rengoku is the Flame Hashira of Demon Slayer — a blazing, big-hearted swordsman whose courage becomes the emotional heart of the Mugen Train.

Background

The passionate Flame Hashira, Rengoku lives by the teachings of his late mother: that the strong exist to protect the weak. His conviction shines brightest in the series' landmark Mugen Train arc.

Powers & Abilities

Ability	What it does
Flame Breathing	Fierce, fiery sword forms of devastating power
Hashira might	One of the Corps' strongest and most skilled
Unbreakable will	Fights on against impossible odds

Personality

Loud, warm and radiantly optimistic, Rengoku pours his whole heart into protecting others. His unwavering resolve leaves a permanent mark on Tanjiro and the series.

Role in the Story

Rengoku is the soul of the Mugen Train arc, his heroism one of Demon Slayer's most beloved moments.