Risako Oga is a professional footballer from JPN and is currently 30 years old. He is on the books of Nojima Stella Kanagawa Sagamihara and wears shirt number 5. His main role on the pitch is Defender. He measures 169cm in height and weighs 52kg.

Across the Women Empowerment League 2025-2026, Risako Oga appeared in 16 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.