| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Akifumi Kawakatsu |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Shinaki Kitazawa |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ryo Ogawa |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Shohei Oto |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
