Japan
J League
Referees 2013
| First name | Surname | Place of birth | Games | Yellow cards awarded | Red cards awarded | Ratio YCs to games | Ratio RCs to games |
|---|---|---|---|---|---|---|---|
| Koichiro | Fukushima | 4 | 13 | 1 | 3.2 | 0.2 | |
| Itaru | Hirose | 6 | 12 | 2 | 2.0 | 0.3 | |
| Masaki | Iemoto | 7 | 12 | 0 | 1.7 | 0.0 | |
| Jumpei | Iida | 6 | 14 | 1 | 2.3 | 0.2 | |
| Yoshiro | Imamura | 5 | 19 | 0 | 3.8 | 0.0 | |
| Tomohiro | Inoue | 2 | 16 | 2 | 8.0 | 1.0 | |
| Hiroyuki | Kimura | 7 | 23 | 1 | 3.3 | 0.1 | |
| Takuya | Maeda | 3 | 9 | 1 | 3.0 | 0.3 | |
| Hajime | Matsuo | 7 | 19 | 0 | 2.7 | 0.0 | |
| Nobutsugu | Murakami | 7 | 14 | 1 | 2.0 | 0.1 | |
| Futoshi | Nakamura | 6 | 16 | 0 | 2.7 | 0.0 | |
| Yuichi | Nishimura | Tokyo | 5 | 14 | 0 | 2.8 | 0.0 |
| Kenji | Ogiya | 7 | 21 | 1 | 3.0 | 0.1 | |
| Takuto | Okabe | 4 | 15 | 2 | 3.8 | 0.5 | |
| Ryuji | Sato | 8 | 30 | 1 | 3.8 | 0.1 | |
| Hiroyoshi | Takayama | 5 | 14 | 1 | 2.8 | 0.2 | |
| Minoru | Tojo | 5 | 14 | 0 | 2.8 | 0.0 | |
| Yudai | Yamamoto | 5 | 14 | 0 | 2.8 | 0.0 | |
| Toshimitsu | Yoshida | 7 | 15 | 0 | 2.1 | 0.0 |