Yuuichi Onodera

Punpun's uncle (Punpun's mom's brother) who is a 30-something freeter. He was previously a ceramics teacher, but he quit his job due to a certain incident. He looks after Punpun after Punpun's parents divorce.

Women of all ages find him very attractive. He is bad at resisting the charms of beautiful women which leads him to several serious troubles in his life. Because of that, he finds humans to be ugly and detestable creatures and prefers to keep contact with other people to the minimum.

After living with Punpun's grandparents, he moves in with Punpun, meets a girl named Midori, gets married, has a child. He repeatedly cheats on his partners, and tries to kill himself