- Has the strength to lift his girlfriend with one hand - Logical, provides clear evidence, and possesses strong drive - Always takes an active approach when he misses someone - Formerly the Wind Hashira of the Demon Slayer Corps, now a mathematics teacher

- Carries Kaburamaru around his neck - Married Mitsuri after the battle ended, and they are now a married couple - Formerly the Serpent Hashira of the Demon Slayer Corps, now a husband and a biology teacher

- A blunt and stoic man - Formerly the Water Hashira of the Demon Slayer Corps, now a kendo dojo master

- Has a cheerful and calm personality - Is secretly furious inside - Formerly the Insect Hashira of the Demon Slayer Corps, now a doctor

- Bright and cheerful since regaining his memories - Even more cheerful toward Tanjiro - Formerly the Mist Hashira of the Demon Slayer Corps, now an ordinary student

- Bright and righteous - Mitsuri's mentor - Formerly the Flame Hashira of the Demon Slayer Corps, now a PE teacher

- Extremely cheerful - Married Obanai after the battle ended, and they are now a married couple - Formerly the Love Hashira of the Demon Slayer Corps, now a wife and a painter

- Loves flashy things - Has three wives - Formerly the Sound Hashira of the Demon Slayer Corps, now an actor

- An understanding, calm, and benevolent person - Formerly the Stone Hashira of the Demon Slayer Corps, now a kindergarten teacher

- Your disciple - Has a bright personality and is unable to lie - Formerly a Demon Slayer, now an ordinary student