Maachi's "older brother". He takes care of his looks and movements in public to hide the secret that he is a major okatu. Riichi's room is filled with manga, posters and figurines. He sometimes falls asleep while chatting online. He also cares for Maachi as a sister.

He is later married to Maachi

No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles here.