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Referees : 2023
| Referee | Games |  |  | Cards per game | |
|---|---|---|---|---|---|
| Kazuyoshi Enomoto | 3 | 8 | 0 | 2.7 (2.7 / 0.0) | |
| Toru Kakinuma | 2 | 7 | 0 | 3.5 (3.5 / 0.0) | |
| Atsushi Kamimura | 3 | 7 | 0 | 2.3 (2.3 / 0.0) | |
| Shu Kawamata | 2 | 5 | 0 | 2.5 (2.5 / 0.0) | |
| Koei Koya | 1 | 2 | 0 | 2.0 (2.0 / 0.0) | |
| Yosuke Kubota | 5 | 18 | 0 | 3.6 (3.6 / 0.0) | |
| Dai Matsumoto | 2 | 7 | 2 | 4.5 (3.5 / 1.0) | |
| Tom Neild | 1 | 1 | 0 | 1.0 (1.0 / 0.0) | |
| Takao Nishiyama | 1 | 2 | 0 | 2.0 (2.0 / 0.0) | |
| Keisuke Nobori | 5 | 13 | 0 | 2.6 (2.6 / 0.0) | |
| Hirozaku Otsubo | 4 | 10 | 0 | 2.5 (2.5 / 0.0) | |
| Tomokazu Sato | 1 | 2 | 0 | 2.0 (2.0 / 0.0) | |
| Keigo Sendachi | 2 | 5 | 1 | 3.0 (2.5 / 0.5) | |
| Keigo Sendachi | 1 | 4 | 0 | 4.0 (4.0 / 0.0) | |
| Shuhei Shimizu | 4 | 15 | 1 | 4.1 (3.8 / 0.3) | |
| Yuzo Sutani | 4 | 8 | 1 | 2.3 (2.0 / 0.3) | |
| Koji Takasaki | 4 | 14 | 0 | 3.5 (3.5 / 0.0) | |
| Hiroyoshi Takayama | 3 | 5 | 0 | 1.7 (1.7 / 0.0) | |
| Reo Tanaka | 4 | 12 | 0 | 3.0 (3.0 / 0.0) | |
| Tetsuro Yoshida | 2 | 8 | 0 | 4.0 (4.0 / 0.0) | |
| Toshimitsu Yoshida | 1 | 1 | 0 | 1.0 (1.0 / 0.0) | |