Kagerou Shoukiin 青鬼院蜻蛉

Kagerou Shoukiin is Karuta's partner and the former master of Soushi. As human he usually wears a mask and dresses in European ancient clothes while as youkai he uses a kimono and has horns and pointed ears. He is also Ririchiyo's fiancé. Bossy, blunt, arrogant, eccentric and narcissistic he usually addresses the other members as "pigs", "animals" or "bitches". A total sadist who goes on and on about S&M Manga spoilers