Incoming
| Rider | Team 2019 |
|---|
Outgoing
| Rider | Team 2020 |
|---|---|
 Takaaki Higuchi | Retired |
| Tomoyuki Iino | Retired |
| Shota Minowa | Retired |
| Kaito Nakamura | |
| Keito Nishio | Retired |
| Hayato Nishio | Retired |
| Masayuki Shibata | Retired |
| Masaki Shimojima | Retired |
| Rider | Team 2019 |
|---|
| Rider | Team 2020 |
|---|---|
| Takaaki Higuchi | Retired |
| Tomoyuki Iino | Retired |
| Shota Minowa | Retired |
| Kaito Nakamura | |
| Keito Nishio | Retired |
| Hayato Nishio | Retired |
| Masayuki Shibata | Retired |
| Masaki Shimojima | Retired |