Mayumi Kinniku

Father of [Ataru](https://anilist.co/character/38389) and [Suguru Kinniku](https://anilist.co/character/3364) and the 57th King of Planet Kinniku. He has the character 王 (Ō) written on his forehead. He is a former Chojin Olympic V2 Champion as well as a Universal Grappling Champion.