Kokoro Otaka is a 23-year-old professional football player from JPN. He currently plays for AS Elfen Saitama, wearing the number 25 shirt. He plays primarily as a Defender. He stands at 161cm tall and weighs 54kg.

Throughout the Women Empowerment League 2025-2026, Kokoro Otaka featured in 5 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.