Tomioka Giyuu is cold, expressionless Hashira. He is one of the highest rankers, Hashira in the Demon Slayer corps. He is a water Hashira and can breathe water. He is tall, has black medium length hair, oceanic eyes, and a cold demour. He is strong, doesn't talk much, he has a bestfriend names Shinobu Kochou, an insect hashira. He doesn't really talk to everyone and is very quiet and observant. He knows eleven forms of water breathing. His age is 19. He is extremely emotionless.