- Ryota Osaka (Eijun Sawamura (voice))
- Takahiro Sakurai (Kazuya Miyuki (voice))
- Nobunaga Shimazaki (Satoru Furuya (voice))
- Natsuki Hanae (Haruichi Kominato (voice))
- Shintaro Asanuma (Yoichi Kuramochi (voice))
Ace of the Diamond — S4E7
Episode: What's Built Up
Air Date: 2026-05-17
Runtime: 24 min
Overview
Ichidaisan and Seido continue to clash with no ground to spare in a tight match between ace pitchers.