Referee profile
Koki Nagamine
- Matches officiated
- 40 career total (source)
- Yellow cards / match
- 3.28 131 yellow in total
- Reds / match
- 0.15 4 red · 2 second yellow
- Yellow / match, recent
- 3.55 22 matches · red 0.09
Last 12 months
21 matches since 3 Nov 2025, compared with the average referee
| Metric | Koki Nagamine | Average | Difference from average |
|---|---|---|---|
| Yellow cards / match | 3.16 | 3.99 | −21% |
| Red cards / match | 0.14 | 0.21 | −34% |
| Penalty goals / match | 0.16 | 0.23 | −30% |
| Goals / match | 2.38 | 2.79 | −15% |
| Home wins | 33% | 44% | −24% |
| Draws | 38% | 25% | +50% |
Ranked 961 of 1117 referees for yellow cards (1 = strictest).
Match results
By league
-
1
J1 League 2.60 goals · 3.07 yellows / match
15 matches
-
2
Ekstraklasa 1.75 goals · – yellows / match
4 matches
-
3
ASEAN Club Championship 2.00 goals · – yellows / match
1 match
-
4
International Friendly Games 2.00 goals · – yellows / match
1 match
Cards per match
Recent matches (oldest to newest); the dashed line is the career average. Click a bar to open the match.
Yellow cardsRed cardsCareer avg.
League breakdown
Competitions of the last 30 matches
J1 League
Ekstraklasa
3. Liga
International Friendly Games
ASEAN Club Championship
Recent matches
Older matches exist at the source.
FT
31 Oct
Kashima Antlers
Cerezo Osaka
4
1
Kashima Antlers
Cerezo Osaka
4
1
J1 League
6
0
FT
25 Oct
Nagoya
Yokohama F. Marinos
1
1
Nagoya
Yokohama F. Marinos
1
1
J1 League
2
0
FT
21 Oct
FC Tokyo
Kashiwa Reysol
0
0
FC Tokyo
Kashiwa Reysol
0
0
J1 League
7
0
FT
10 Oct
Kyoto Sanga FC
Machida Zelvia
0
1
Kyoto Sanga FC
Machida Zelvia
0
1
J1 League
2
0
FT
5 Oct
Ecuador
Panama
1(6)
1(7)
Ecuador
Panama
1(6)
1(7)
International Friendly Games
6
0
FT
22 Aug
Nagoya
Gamba Osaka
3
1
Nagoya
Gamba Osaka
3
1
J1 League
3
1
FT
15 Aug
Urawa Red Diamonds
Sanfrecce Hiroshima
1
4
Urawa Red Diamonds
Sanfrecce Hiroshima
1
4
J1 League
3
0
FT
16 May
Urawa Red Diamonds
FC Tokyo
0(9)
0(10)
Urawa Red Diamonds
FC Tokyo
0(9)
0(10)
J1 League
–
FT
9 May
Cerezo Osaka
V-Varen Nagasaki
3
2
Cerezo Osaka
V-Varen Nagasaki
3
2
J1 League
3
0
FT
2 May
Gamba Osaka
Vissel Kobe
5
0
Gamba Osaka
Vissel Kobe
5
0
J1 League
1
0
FT
25 Apr
KS Lechia Gdańsk
Raków
1
2
KS Lechia Gdańsk
Raków
1
2
Ekstraklasa
4
0
FT
17 Apr
Legia Warszawa
Zagłębie Lubin
1
0
Legia Warszawa
Zagłębie Lubin
1
0
Ekstraklasa
4
0
FT
10 Apr
Wisła Płock
KS Lechia Gdańsk
1
0
Wisła Płock
KS Lechia Gdańsk
1
0
Ekstraklasa
4
0
FT
6 Apr
Radomiak Radom
Motor Lublin
1
1
Radomiak Radom
Motor Lublin
1
1
Ekstraklasa
3
0
FT
21 Mar
Avispa Fukuoka
Gamba Osaka
2(14)
2(13)
Avispa Fukuoka
Gamba Osaka
2(14)
2(13)
J1 League
2
0
FT
18 Mar
Tokyo Verdy
Kawasaki Frontale
0
2
Tokyo Verdy
Kawasaki Frontale
0
2
J1 League
4
0
FT
28 Feb
FC Tokyo
Kashiwa Reysol
0
2
FC Tokyo
Kashiwa Reysol
0
2
J1 League
4
0
FT
15 Feb
JEF United Chiba
Kawasaki Frontale
0(8)
0(9)
JEF United Chiba
Kawasaki Frontale
0(8)
0(9)
J1 League
3
0
FT
3 Dec
Buriram United
Công An Hà Nội
1
1
Buriram United
Công An Hà Nội
1
1
ASEAN Club Championship
–
FT
30 Nov
Shonan Bellmare
Shimizu S-Pulse
1
0
Shonan Bellmare
Shimizu S-Pulse
1
0
J1 League
2
1
FT
9 Nov
Kyoto Sanga FC
Yokohama F. Marinos
0
3
Kyoto Sanga FC
Yokohama F. Marinos
0
3
J1 League
4
0
FT
4 Oct
Albirex Niigata
Fagiano Okayama
1
1
Albirex Niigata
Fagiano Okayama
1
1
J1 League
3
0
FT
28 Sep
Kawasaki Frontale
Kashiwa Reysol
4
4
Kawasaki Frontale
Kashiwa Reysol
4
4
J1 League
5
0
FT
20 Sep
Kyoto Sanga FC
Shimizu S-Pulse
0
1
Kyoto Sanga FC
Shimizu S-Pulse
0
1
J1 League
3
0
FT
23 Aug
MSV Duisburg
SSV Ulm 1846
2
1
MSV Duisburg
SSV Ulm 1846
2
1
3. Liga
–
FT
5 Jul
Kashiwa Reysol
FC Tokyo
1
0
Kashiwa Reysol
FC Tokyo
1
0
J1 League
–
FT
28 Jun
Kashima Antlers
Fagiano Okayama
1
2
Kashima Antlers
Fagiano Okayama
1
2
J1 League
–
FT
14 May
Yokohama F. Marinos
Kashiwa Reysol
0
2
Yokohama F. Marinos
Kashiwa Reysol
0
2
J1 League
–
FT
3 May
Sanfrecce Hiroshima
Avispa Fukuoka
2
1
Sanfrecce Hiroshima
Avispa Fukuoka
2
1
J1 League
–