Riku Saga is a 28-year-old professional football player from JPN. He currently plays for Kagoshima United, wearing the number 2 shirt. He plays primarily as a Midfield. He stands at 166cm tall and weighs 63kg. His preferred foot is Right. His current market value is estimated at 200K €.

His most recent move was a Loan from Kagoshima United to Fagiano Okayama on 2026-06-29.

Across 4 appearances in the J2/J3 100 Year Vision League 2026, Riku Saga registered 1 goals and 1 assists, while completing 7 key passes out of 82 total passes with a passing accuracy of 13.3.