Rio Sasaki is a 22-year-old professional football player from JPN. He currently plays for Mynavi Sendai Ladies, wearing the number 17 shirt. At the international level, he represents Japan (w) U20. He plays primarily as a Defender. He stands at 158cm tall and weighs 53kg.

Throughout the Women Empowerment League 2024-2025, Rio Sasaki featured in 13 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.