Ryuta Koike is a professional footballer from JPN and is currently 31 years old. He is on the books of Kashima Antlers and wears shirt number 25. His main role on the pitch is Midfield. He measures 169cm in height and weighs 63kg. His stronger foot is Right. His estimated market valuation currently stands at 450K €.

His latest transfer saw him join Kashima Antlers from Yokohama F. Marinos via Free on 2025-01-20.

Over 2 appearances in the Japanese J1 League 2026, Ryuta Koike contributed 0 goals and 0 assists, completed 0 key passes from 52 total passes, and posted a passing accuracy of 22.