Outgoing
| Rider | Team 2019 |
|---|---|
 Yukihiro Doi | Retired |
| Ryosuke Hashimoto | Retired |
| Kazuyuki Manabe | Retired |
| Yuki Mase | Retired |
| Daisei Nagara | Retired |
| Kenji Takubo | Retired |
| Rider | Team 2019 |
|---|---|
| Yukihiro Doi | Retired |
| Ryosuke Hashimoto | Retired |
| Kazuyuki Manabe | Retired |
| Yuki Mase | Retired |
| Daisei Nagara | Retired |
| Kenji Takubo | Retired |