Ryuji Kokubu is a professional footballer from JPN and is currently 26 years old. His main role on the pitch is Midfield. He measures 172cm in height and weighs 64kg. His estimated market valuation currently stands at 25K .

His latest transfer saw him join Free player from Matsumoto Yamaga FC via on 2026-01-31.

Over 1 appearances in the Japanese Emperor's Cup 2025, Ryuji Kokubu contributed 0 goals and 0 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.