First tracked match
Ventforet Kofu vs R. Yamaguchi
15/02/2025
Latest tracked match
JEF United vs Tokushima Vort.
13/12/2025
Role distribution · 2025
Referee383
Most-appointed referee · 2025
🇯🇵 Toshihiro Nakai
20
as referee
Match Officials(42 officials · 383 matches)
Showing the latest edition 2025 — pick another above, orView all seasons
Sort by:
1
Toshihiro NakaiJPNReferee
Referee 20
20×
→2Yuzo SutaniJPNReferee
Referee 20
20×
→3Genki TawaraJPNReferee
Referee 19
19×
→4Tetsuro YoshidaJPNReferee
Referee 19
19×
→5Keisuke NoboriJPNReferee
Referee 18
18×
→6Tomohiro InoueJPNReferee
Referee 18
18×
→7Shūhei IshimaruJPNReferee
Referee 17
17×
→8Yōsuke KubotaJPNReferee
Referee 17
17×
→9Naoto UeharaJPNReferee
Referee 17
17×
→10Yoshikazu MatsuzawaJPNReferee
Referee 17
17×
→11Yoshito NakagawaJPNReferee
Referee 16
16×
→12Reo TanakaJPNReferee
Referee 15
15×
→13Yoshirō ImamuraJPNReferee
Referee 14
14×
→14Takuto OkabeJPNReferee
Referee 13
13×
→15Daichi ShiinoJPNReferee
Referee 12
12×
→16Kazuyoshi EnomotoJPNReferee
Referee 10
10×
→17Atsushi KamimuraJPNReferee
Referee 10
10×
→18Shū KawamataJPNReferee
Referee 9
9×
→19Yoshimi YamashitaJPNReferee
Referee 9
9×
→20Yūsuke OhashiGERReferee
Referee 9
9×
→Showing 1–20 of 42
1 / 3
Season-by-Season
| Season | Matches | Officials | Referees |
|---|---|---|---|
| 2025 | 383 | 42 | 42 |
Top Venues
Referees by Nationality
🇯🇵
JPN365
🇩🇪
GER11
🇨🇳
CHN4
🏴
ENG3
Referee appointments · 2025 (top 42 officials)
2025 Matches(383 in season)
All Matches →13/12/2025
JEF UnitedvsTokushima Vort.
07/12/2025
Tokushima Vort.vsJúbilo Iwata
07/12/2025
JEF UnitedvsOmiya Ardija
29/11/2025
Vegalta SendaivsIwaki FC
29/11/2025
M. YamagatavsFujieda MYFC
29/11/2025
Tokushima Vort.vsNagasaki
29/11/2025
Sagan TosuvsJúbilo Iwata
29/11/2025
Kataller ToyamavsBlaublitz Akita
29/11/2025
R. YamaguchivsOmiya Ardija
29/11/2025
KumamotovsVentforet Kofu
29/11/2025
JEF UnitedvsFC Imabari
29/11/2025
Mito HollyHockvsOita Trinita
29/11/2025
Consa SapporovsEhime FC
23/11/2025
FC ImabarivsConsa Sapporo
23/11/2025
Iwaki FCvsR. Yamaguchi
23/11/2025
Júbilo IwatavsM. Yamagata
23/11/2025
Ehime FCvsKumamoto
23/11/2025
NagasakivsMito HollyHock
23/11/2025
Fujieda MYFCvsSagan Tosu
23/11/2025
Oita TrinitavsJEF United
J2 League referees — FAQ
How many J2 League matches and referees are tracked?
Referee.Observer tracks 383 J2 League matches across 1 season(s), with 42 match officials.
Which referee has the most J2 League appointments?
Toshihiro Nakai (JPN) has the most J2 League refereeing appointments in our data, with 20 matches as referee.
Which nationalities referee J2 League the most?
By appointment volume, the most-represented referee nationalities in J2 League are JPN (365), GER (11), CHN (4).
How are J2 League referees appointed?
J2 League match officials — referee, assistant referees, fourth official, VAR and observers — are appointed by the competition's refereeing body before each round. Every published appointment is recorded here per season.