Y5's Dad is a character appears in the episode "BMO", the father of Y5 and the husband of KS-2; his name is given in the episode but only credited as "Y5's Dad".
Appearance
He is a gray humanoid with rabbit-like features, a growing beard, and of a middle age. Her clothing is a light pink outfit with dark brown boots and a bunny watch, plus she has a white rabbit hat.
Personality
Like his wife, he is very demanding of Y5, but he is considerably less harsh on Y5, but seems to agree with his wife and her demands.