Keiichiro Yamamiya Mixed martial arts record Mixed martial arts record

| Res_ | Record | Opponent | Method_ | Event | Round | Location_ |
|---|---|---|---|---|---|---|
| Win | 29-16-5 | Eiji Ishikawa | Decision (majority) | Pancrase - 2002 Anniversary Show | 3 | Yokohama , Japan |
| Win | 28-16-5 | Mitsuyoshi Sato | TKO (punches) | Pancrase - 2002 Neo-Blood Tournament, Round 2 | 3 | Tokyo , Japan |
| Win | 27-16-5 | Ichiro Kanai | TKO (punches) | Pancrase - Spirit 4 | 1 | Osaka , Japan |
| Win | 26-16-5 | Sumio Koyano | KO (punches) | Pancrase - Spirit 3 | 1 | Tokyo , Japan |
| Loss | 25-16-5 | Yuki Sasaki | Submission (armbar) | Pancrase - Spirit 1 | 1 | Tokyo , Japan |
| Loss | 25-15-5 | Akihiro Gono | Decision (unanimous) | Pancrase - Proof 6 | 3 | Tokyo , Japan |
| Win | 25-14-5 | Hikaru Sato | Decision (unanimous) | Zero1 - Shingeki Chapter 2 | 2 | Tokyo , Japan |