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| Date | Title | Country | Details |
|---|---|---|---|
| Mar(day unknown) | C-ZONEが解散JapanSource：Wikipedia | Japan | |
| Mar(day unknown) | HOP CLUBが解散JapanSource：Wikipedia | Japan | |
| 3/31 | SakuLoveが解散JapanSource：Wikipedia | Japan | |
| 7/31 | PEACEFULが解散JapanSource：Wikipedia | Japan | |
| 8/6 | 沢田彩実が引退JapanSource：Wikipedia | Japan | |
| 9/26 | D-styleが解散JapanSource：Wikipedia | Japan | |
| Oct(day unknown) | B-Limit.が解散JapanSource：Wikipedia | Japan |