Dates
| Start Date | January 1, 2015 |
|---|---|
| End Date | December 31, 2015 |
Rank 2015 Events
| Event | Event Date |
|---|---|
| DUMAU JIU JITSU TOKYO CHAMPIONSHIP 2015 | Feb 15, 2015 |
| XII COPA DUMAU DE JIU JITSU 2015 | Feb 22, 2015 |
| DUMAU KANSAI OPEN JIU JITSU CHAMPIONSHIP 2015 | Mar 1, 2015 |
| DUMAU TOKYO OPEN JIU JITSU CHAMPIONSHIP 2015 | Apr 19, 2015 |
| DUMAU INTERNATIONAL JIU JITSU CHAMPIONSHIP 2015 | May 3, 2015 |
| DUMAU SOUTH JAPAN JIU JITSU CHAMPIONSHIP 2015 | May 17, 2015 |
| DUMAU NORTHEAST JAPAN JIU JITSU CHAMPIONSHIP 2015 | Aug 2, 2015 |
| DUMAU JIU JITSU CHAMPIONSHIP 2015 | Aug 16, 2015 |
| DUMAU KANSAI JIU JITSU CHAMPIONSHIP 2015 | Aug 23, 2015 |
| ASJJF - DUMAU JIU JITSU JAPAN GRAND PRIX 2015 | Sep 19, 2015 |
| ASJJF - DUMAU OPEN JIU JITSU CHAMPIONSHIP 2015 | Oct 18, 2015 |
| ASJJF - 2015 MASTERS OPEN JIU JITSU CHAMPIONSHIP | Oct 31, 2015 |
| ASJJF - DUMAU JAPAN OPEN JIU JITSU CHAMPIONSHIP 2015 | Nov 29, 2015 |
| ASJJF - DUMAU KIDS JIU JITSU JAPAN CUP 2015 | Dec 13, 2015 |
| ASJJF - DUMAU JIU JITSU JAPAN CUP 2015 | Dec 20, 2015 |
| DUMAU SOUTH JAPAN OPEN JIU JITSU CHAMPIONSHIP 2015 | Dec 20, 2015 |
| ASJJF 2015 WEST JAPAN JIU JITSU CHAMPIONSHIP | Dec 27, 2015 |