| No. | Won By | Won From | Location | Date |
|---|---|---|---|---|
| 1. | Jerome Le Banner | N/A* | N/A | 8/22/11 |
| 2. | Kazuyuki Fujita | Jerome Le Banner | Osaka, Japan | 7/14/12 |
| 3. | Satoshi Ishii | Kazuyuki Fujita | Tokyo, Japan | 12/31/13 |
| 4. | Mirko Cro Cop | Satoshi Ishii | Tokyo, Japan | 8/23/14 |
| 5. | Oli Thompson | Fernando Rodrigues Jr.** | Tokyo, Japan | 1/9/15 |
*Banner was set to face Josh Barnett in the finals of a tournament to crown the first champion, but Barnett pulled out. Banner was awarded the title.
**Cro Cop signed with UFC, and the title was vacated. Thompson defeated Rodrigues to win the vacant belt.