Ryuta Seki is a character in Shakunetsu Kabaddi.
Ryuta is a first year at Noukin High School. Invited by a classmate to the Kabaddi club. He is chubby with glasses, but he was actually sumo wrestling until junior high school. His communicative competence is high.
Ryuta has black hair and blue eyes. He wears a red Noukin Kabaddi outfit and his number is 8.