Father of Hiro. A lazy, good-for-nothing, perverted bum, who works for the Koga company, but slacks off very often. Has an equally lazy wife, who loves karaoke. Good friends with the Amamiyas, and often party together. Tries to get Hiro to make friends with Haruka, in order to put in a good word for him in front of her father. Goes to watch Hiro's games in disguise. [