Gyutaro is a powerful demon and one of the main antagonists in the Entertainment District Arc of the anime series 'Kimetsu no Yaiba' (Demon Slayer). He holds the position of Upper Moon Six within the Twelve Kizuki, sharing this rank with his younger sister, Daki. Gyutaro is known for his brutal strength, regenerative abilities, and his deep bond with Daki, often fighting together in tandem. His tragic backstory and complex relationship with his sister add depth to his character, making him a memorable foe for the Demon Slayer Corps.