Ryotaro Tanaka was a Japanese wizard who was the Japanese National Quidditch team's captain during the four-hundred and twenty-second Quidditch World Cup, in 1994. He played as a Chaser and was the team's Captain.
Magical abilities and skills
- Flying: As a former professional Chaser of the Japanese National Quidditch team, he is a proficient flyer.
- Harry Potter: Quidditch World Cup
- Harry Potter and the Half-Blood Prince (video game) (NDS edition) (Appears on a Famous Wizard Card)