Koujaku  

, 紅雀

A close companion of Aoba from their childhood days, who once resided on the island with his mother. After returning to the island later in life, he bears numerous scars and tattoos. Currently, he operates as a highly successful hairdresser and leads his own Rib team called Beni Shigure. He frequently visits Aoba to savor her culinary creations. His loyal companion is a red sparrow named Beni, who serves as his All-Mate.