Doma is a prominent antagonist in the anime and manga series 'Kimetsu no Yaiba' (Demon Slayer). He is a member of the Twelve Kizuki, holding the position of Upper Rank Two. Known for his affable demeanor and charismatic presence, Doma is deceptively dangerous, possessing immense strength and the ability to manipulate ice. Despite his outwardly pleasant personality, he harbors a complete lack of empathy, viewing humans merely as food or entertainment. Doma plays a crucial role in the series as an adversary to the Demon Slayer Corps, challenging their resolve and skills.