Ren Isobe is a professional footballer from JPN and is currently 16 years old. At international level, he features for Japan U15. His main role on the pitch is Forward.

During the EAFF U15 Men's Championship 2025 campaign, Ren Isobe made 3 appearances, scoring 2 goals and adding 0 assists. He averaged 0.7 goals per match from 0 shots, with 0 on target.