Also known as: 富冈义勇, 富岡義勇, 水柱, 冨岡義勇
Supporting character in Kimetsu No Yaiba.
Giyuu wears a Demon Slayer Uniform with gold Buttons and a Haori with two distinct patterns over it. He has a long black Low Ponytail.
Often appears holding a Katana and showing a Expressionless or Serious face.