First tracked match
Gamba Osaka vs Cerezo Osaka
14/02/2025
Latest tracked match
Yokohama F.M. vs F. Okayama
07/11/2026
Officiating insights
Strictest refs →From recorded scores and the community incident layer. (Official card/foul stats aren’t in the dataset yet.)
2.87
goals / match
0
incidents logged
0
VAR-reviewed
Role distribution · 2026/27
Referee136AR2724th Official136VAR136AVAR136
Home stadiums
Every stadium that has hosted J1 League matches. Switch between all-time and the latest season.
Most-appointed referee · 2026/27
🇯🇵 Akihiko Ikeuchi
10
as referee
Who referees J1 League?
Most-appointed match officials across all J1 League seasons
- 1🇯🇵 Hiroyuki KimuraJPN · Referee · 37×
- 2🇯🇵 Akihiko IkeuchiJPN · Referee · 37×
- 3🇯🇵 Takafumi MikuriyaJPN · Referee · 36×
- 4🇯🇵 Futoshi NakamuraJPN · Referee · 36×
- 5🇯🇵 Masuya UedaJPN · Referee · 33×
- 6🇯🇵 Jumpei IidaJPN · Referee · 33×
- 7🇯🇵 Koichiro FukushimaJPN · Referee · 33×
- 8🇯🇵 Kōei KoyaJPN · Referee · 30×
- 9🇯🇵 Hiroki KasaharaJPN · Referee · 30×
- 10🇯🇵 Atsushi KamimuraJPN · Referee · 29×
Match Officials(106 officials · 136 matches)
Showing 2026/27 ·View all seasons
Sort by:
1
Shingo SakamotoJPNAssistant Referee
AR 14AVAR 4
18×
→2Hiroyuki KimuraJPNReferee
Referee 84th 2VAR 8
18×
→3Jumpei IidaJPNVAR
Referee 7VAR 10
17×
→4Masaru HasegawaJPNAssistant Referee
AR 12AVAR 5
17×
→5Atsushi KamimuraJPNReferee
Referee 8VAR 8
16×
→6Takeshi AsadaJPNAssistant Referee
AR 12AVAR 4
16×
→7Futoshi NakamuraJPNReferee
Referee 8VAR 8
16×
→8Masuya UedaJPNReferee
Referee 84th 1VAR 7
16×
→9Takafumi MikuriyaJPNVAR
Referee 74th 1VAR 8
16×
→10Takumi TakagiJPNAssistant Referee
AR 12AVAR 3
15×
→11Akihiko IkeuchiJPNReferee
Referee 10VAR 4
14×
→12Koichiro FukushimaJPNReferee
Referee 74th 1VAR 6
14×
→13Kota WatanabeJPNAssistant Referee
AR 11AVAR 3
14×
→14Yusuke HamamotoJPNAssistant Referee
AR 84th 1AVAR 5
14×
→15Isao NishihashiJPNAssistant Referee
AR 12AVAR 2
14×
→16Satoshi MichiyamaJPNAssistant Referee
AR 9AVAR 4
13×
→17Yosuke TakebeJPNAssistant Referee
AR 10AVAR 3
13×
→18Kōei KoyaJPNReferee
Referee 84th 1VAR 4
13×
→19Hayato ShimizuJPNVAR
Referee 6VAR 7
13×
→20Tomoyuki UmedaJPNAssistant Referee
AR 8AVAR 5
13×
→Showing 1–20 of 106
1 / 6
RefereeAR4thVARAVAR
Top Venues
Matches by Country
United States19
Stadium host countries (all-time)
Referees by Nationality
🇯🇵
JPN120
🇩🇪
GER11
🇨🇳
CHN3
🏳️
UNK2
Referee appointments · 2026/27 (top 106 officials)
2026/27 Matches(136 in season)
All Matches →07/11/2026
Shimizu S-Pulse0-1Tokyo Verdy
07/11/2026
Avispa Fukuoka1-1V-Varen Nagasaki
07/11/2026
FC Tokyo2-0Kashima Antlers
07/11/2026
Grampus0-2Kyoto Sanga
07/11/2026
Yokohama F.M.1-1F. Okayama
07/11/2026
Kashiwa Reysol2-1Kawasaki F.
01/11/2026
Yokohama F.M.4-2Kawasaki F.
01/11/2026
V-Varen Nagasaki1-2Tokyo Verdy
01/11/2026
JEF United Ichihara-Chiba3-0Avispa Fukuoka
01/11/2026
Machida Zelvia0-0Gamba Osaka
31/10/2026
Kashima Antlers4-1Cerezo Osaka
31/10/2026
Vissel Kobe3-1Grampus
31/10/2026
F. Okayama0-4FC Tokyo
31/10/2026
Kashiwa Reysol4-0Urawa Reds
31/10/2026
Mito HollyHock0-3Sanf. Hiroshima
31/10/2026
Kyoto Sanga2-0Shimizu S-Pulse
25/10/2026
Cerezo Osaka2-2JEF United Ichihara-Chiba
25/10/2026
Urawa Reds1-0V-Varen Nagasaki
25/10/2026
Grampus1-1Yokohama F.M.
25/10/2026
Kawasaki F.2-1F. Okayama
J1 League referees — FAQ
- Who is the most-appointed referee in J1 League?
- 🇯🇵 Akihiko Ikeuchi has the most J1 League refereeing appointments tracked on Referee.Observer, with 10 match(es) as referee.
- How many referees have officiated in J1 League?
- 119 match officials — referees, assistant referees, fourth officials, VAR and observers — have officiated in J1 League across 3 season(s) in our data.
- How many J1 League matches are tracked on Referee.Observer?
- Referee.Observer tracks 608 J1 League matches with their full match-official appointments across 3 season(s).
- Which seasons of J1 League are covered?
- J1 League referee appointments are covered for 3 season(s), 2025 to 2026/27.
- Who are the top match officials in J1 League?
- The most-appointed J1 League match officials are 🇯🇵 Hiroyuki Kimura (37 match(es)), 🇯🇵 Akihiko Ikeuchi (37 match(es)), 🇯🇵 Takafumi Mikuriya (36 match(es)).
- Does J1 League use VAR officials?
- Yes — J1 League appointments tracked on Referee.Observer include VAR officials, with 136 VAR appointment(s) and 136 assistant VAR (AVAR) appointment(s) recorded.