Rinko's neighbor, who has a kind personality. He is 28 years old and wears glasses. Behind his glasses lies a man who effortlessly embodies the "Super Darling" ideal — approachable, bright, and undeniably charming. While he initially presents himself as calm and levelheaded, an unexpected hole that appears in the shared wall between their apartments sparks an unusual connection, gradually peeling back his air of mystery to reveal a deeply sensitive and captivating inner self.