Seitaro Yamashita is a professional footballer from JPN and is currently 17 years old. He is on the books of Vissel Kobe U16 and wears shirt number 12. At international level, he features for Japan U15. His main role on the pitch is Goalkeeper.

In the EAFF U15 Men's Championship 2025, Seitaro Yamashita played 3 matches, averaging 0 interceptions, 0 tackles, and 0 clearances per game.