Giyu Tomioka is one of the highest-ranking members of the Demon Slayer Corps and serves as the Water Hashira. He is also the swordsman who introduces Tanjiro to the Demon Slayer Corps at the beginning of the story.
The Water Hashira
Demon Slayer: Kimetsu no Yaiba is set in Japan during the Taisho era. After Tanjiro's family is attacked by a demon and his sister Nezuko is transformed into a demon, he begins his journey to find a way to turn her back into a human.
The manga was created by Koyoharu Gotouge and was adapted into the highly successful anime series produced by ufotable.
The Tomioka Giyuu Sword is designed as a decorative replica inspired by the distinctive weapon associated with the Water Hashira.
Demon Slayer: Tomioka Giyuu’s Sword at Swords & More