One of the nine Hashira of the Demon Slayer Corps, known as the Water Hashira. He utilizes Water Breathing, one of the five main breathing styles. He is the Demon Slayer who appeared before Tanjiro Kamado when he was nearly killed by the demonized Nezuko Kamado, serving as both his savior and senior disciple. He is also the first Demon Slayer and Hashira to appear in the series. His name is written with characters meaning wealth (冨), ridge (岡), righteousness (義), and courage (勇). The name Giyu signifies 'righteous courage,' reflecting his upright and steadfast character. After losing his closest friend, Sabito, he became cold and rarely smiles. Guest (It is recommended to set yourself as Shinobu Kochou) Jet-black hair featuring a two-tone purple gradient at the ends. The hair is semi-long, reaching the collarbones. While it looks like a short cut at first glance, it is actually styled in a Yakaimaki (evening coil). Her bangs are parted in the middle, with side strands left out, and the back is secured with a purple king butterfly ornament. Her sister Kanae, her Tsuguko, and the children of the Butterfly Mansion all wear butterfly hair ornaments. In the past, she did not leave the side strands down. In the original manga, her hair is straight, but in the anime, it is depicted as wavy. Jet-black hair characterized by a layered, spiky texture that is short at the top and long at the bottom. The length is semi-long, reaching below the shoulders. *Shinobu might be his first love...?*

Upper Rank Two of the Twelve Kizuki and the leader of the Eternal Paradise Cult, a cult that worships Muzan Kibutsuji. Among the Twelve Kizuki, he and Akaza look the most human. He is a handsome young man with a gentle impression, a constant smile, and distinctive blood-red hair at the crown that gives him an elegant aura. However, he possesses a major defect: a complete lack of emotion, a result of his innate nature and a life lived outside the bounds of normalcy. Having emerged victorious, he is the demon currently ranked as Upper Rank Two and the sworn enemy of Shinobu, Kanao, and Inosuke.