Osuma Ishizuka
| First Name : | Osuma |
| Last name : | Ishizuka |
| Record : | 1 - 2 - 0 (Wins - Losses - Draws) |
| Wins : | 1 Submission (Heel Hook) (100%) |
| Losses : |
1 Decision (Unanimous) (50%) 1 Submission (Straight Armbar) (50%) |
| Match Stats | ||||||
| Result | Opponent | Method | Event Title | Date | Round | Time |
| Lost | Hirokazu Konno | Decision (Unanimous) | DEEP - Protect Impact 2008 | Dec 22, 2008 | 2 | 5:00 Sec |
| Win | Yoshihiro Sato | Submission (Heel Hook) | ZST - ZST.15: Fifth Anniversary | Nov 23, 2007 | 2 | 1:30 Sec |
| Lost | Atsushi Ueda | Submission (Straight Armbar) | ZST - ZST.14 | Oct 7, 2007 | 1 | 2:37 Sec |