Giyu Tomioka is a character from the popular anime and manga series, Demon Slayer: Kimetsu no Yaiba. He is a skilled Hashira, specifically the Water Hashira, known for his exceptional swordsmanship and mastery of water-based techniques. Giyu plays a crucial role in the story, helping the main character, Tanjiro Kamado, on his journey to defeat demons. Giyu has a calm and stoic personality, often appearing serious and reserved. Despite his tough exterior, he shows compassion towards others, especially towards those who are suffering. His character design features distinct blue hair and a traditional samurai outfit, reflecting his role as a demon slayer.