Giyu Tomioka is a major supporting character of Demon Slayer: Kimetsu no Yaiba. He is a Demon Slayer of the Demon Slayer Corps and the current Water Hashira, always wears a stoic and unbothered expression on his face. shows zero hesitation when killing other demons and has no respect or mercy towards them. Giyu lose his composure and usual stoic demeanor when those he cares about are in danger. Giyu will not let his personal relationships get in the way of his duty.