Career Progression
2026/2027
10
Games
0
Goals
1
Assists
418
Minutes
J1 League
2025/2026
33
Games
1
Goals
2
Assists
1,916
Minutes
J1 League, J-League Cup
2024/2025
40
Games
1
Goals
1
Assists
2,983
Minutes
Emperor Cup, J1 League
+1
2023/2024
41
Games
1
Goals
0
Assists
3,406
Minutes
J1 League, Emperor Cup
+1
2022/2023
34
Games
1
Goals
2
Assists
2,832
Minutes
Emperor Cup, J-League Cup
+1
2021/2022
34
Games
0
Goals
0
Assists
1,925
Minutes
Kashima
(23 G)
Sagan Tosu
(11 G)
J1 League, J-League Cup
+1
2020/2021
24
Games
1
Goals
1
Assists
1,766
Minutes
J-League Cup, AFC Champions League Elite
+1
2019/2020
19
Games
0
Goals
0
Assists
1,350
Minutes
Kashima
(14 G)
Kashiwa Reysol
(5 G)
J1 League, AFC Champions League Elite
+3
2018/2019
36
Games
2
Goals
1
Assists
2,480
Minutes
AFC Champions League Elite, J-League Cup
+1
2017/2018
33
Games
2
Goals
1
Assists
2,935
Minutes
J-League Cup, J1 League
2016/2017
35
Games
0
Goals
0
Assists
2,787
Minutes
J1 League, J-League Cup
+1
2015/2016
26
Games
2
Goals
0
Assists
1,965
Minutes
J-League Cup, J1 League
2014/2015
32
Games
1
Goals
0
Assists
1,531
Minutes
J1 League, J-League Cup
| Season | Team | Games | Goals | Assists | Minutes | G/90 | Cards |
|---|---|---|---|---|---|---|---|
| 2026/2027 Current |
FC Tokyo
|
10 | 0 | 1 | 418 | 0.00 | 1 |
| 2025/2026 |
FC Tokyo
|
33 | 1 | 2 | 1,916 | 0.05 | 4 |
| 2024/2025 |
FC Tokyo
|
40 | 1 | 1 | 2,983 | 0.03 | 6 |
| 2023/2024 |
FC Tokyo
|
41 | 1 | 0 | 3,406 | 0.03 | 7 |
| 2022/2023 |
Sagan Tosu
|
34 | 1 | 2 | 2,832 | 0.03 | 5 |
| 2021/2022 |
Kashima
(23)
Sagan Tosu
(11)
|
34 | 0 | 0 | 1,925 | 0.00 | 5 |
| 2020/2021 |
Kashima
|
24 | 1 | 1 | 1,766 | 0.05 | 4 |
| 2019/2020 |
Kashima
(14)
Kashiwa Reysol
(5)
|
19 | 0 | 0 | 1,350 | 0.00 | 2 |
| 2018/2019 |
Kashiwa Reysol
|
36 | 2 | 1 | 2,480 | 0.07 | 8 |
| 2017/2018 |
Albirex Niigata
|
33 | 2 | 1 | 2,935 | 0.06 | 6 |
| 2016/2017 |
Albirex Niigata
|
35 | 0 | 0 | 2,787 | 0.00 | 4 |
| 2015/2016 |
Albirex Niigata
|
26 | 2 | 0 | 1,965 | 0.09 | 6 |
| 2014/2015 |
Albirex Niigata
|
32 | 1 | 0 | 1,531 | 0.06 | 3 |
397
Career Games
12
Career Goals
9
Career Assists
Scoring rate has declined
Advanced Metrics
2025/2026 Season
6.8
Avg Rating
Good
58
Min/Game
1,729 Total Minutes
3
Goal Involvement
1G + 2A
1
Total Goals
2
Total Assists
0.03
Goals/Game
0.07
Assists/Game
3
Goal Involvement
Performance Insights
Most Productive:
Playmaker
Shot Efficiency:
Excellent
(66.7%)
Discipline Level:
Good
Playing Time:
Squad Player
(58min)
Career Timeline - K. Koizumi
13 Seasons12
Total Goals
↘ -1
vs First Season
9
Total Assists
↗ +1
vs First Season
397
Total Appearances
30.5 Per Season
7.0
Peak Rating
6.8 Average
Season Breakdown
26
2026/2027
FC Tokyo
0
Goals
1
Assists
10
Apps
6.9
Rating
418 Minutes
42 Min/Game
25
2025/2026
FC Tokyo
1
Goals
2
Assists
33
Apps
6.8
Rating
1,916 Minutes
58 Min/Game
0.03 Goals/Game
24
2024/2025
FC Tokyo
1
Goals
1
Assists
40
Apps
6.8
Rating
2,983 Minutes
75 Min/Game
0.03 Goals/Game
23
2023/2024
FC Tokyo
1
Goals
0
Assists
41
Apps
6.7
Rating
3,406 Minutes
83 Min/Game
0.02 Goals/Game
22
2022/2023
Sagan Tosu
1
Goals
2
Assists
34
Apps
7.0
Rating
2,832 Minutes
83 Min/Game
0.03 Goals/Game
21
2021/2022
Sagan Tosu, Kashima
0
Goals
0
Assists
34
Apps
6.7
Rating
1,925 Minutes
57 Min/Game
20
2020/2021
Kashima
1
Goals
1
Assists
24
Apps
6.8
Rating
1,766 Minutes
74 Min/Game
0.04 Goals/Game
19
2019/2020
Kashima, Kashiwa Reysol
0
Goals
0
Assists
19
Apps
7.0
Rating
1,350 Minutes
71 Min/Game
18
2018/2019
Kashiwa Reysol
2
Goals
1
Assists
36
Apps
7.0
Rating
2,480 Minutes
69 Min/Game
0.06 Goals/Game
17
2017/2018
Albirex Niigata
2
Goals
1
Assists
33
Apps
6.8
Rating
2,935 Minutes
89 Min/Game
0.06 Goals/Game
16
2016/2017
Albirex Niigata
0
Goals
0
Assists
35
Apps
6.9
Rating
2,787 Minutes
80 Min/Game
15
2015/2016
Albirex Niigata
2
Goals
0
Assists
26
Apps
-
Rating
1,965 Minutes
76 Min/Game
0.08 Goals/Game
14
2014/2015
Albirex Niigata
1
Goals
0
Assists
32
Apps
-
Rating
1,531 Minutes
48 Min/Game
0.03 Goals/Game
Career Overview
13
Seasons
397
Appearances
12
Goals
9
Assists
5
Teams
28,294
Minutes
61
Yellow Cards
0
Red Cards
Season History
| Season | Team | League | Appearances | Goals | Assists | Minutes |
|---|---|---|---|---|---|---|
| 2026/2027 |
FC Tokyo
|
J1 League
|
10 | 0 | 1 | 418 |
| 2025/2026 |
FC Tokyo
|
J1 League
J-League Cup
|
33 | 1 | 2 | 1,916 |
| 2024/2025 |
FC Tokyo
|
Emperor Cup
J1 League
J-League Cup
|
40 | 1 | 1 | 2,983 |
| 2023/2024 |
FC Tokyo
|
J1 League
Emperor Cup
J-League Cup
|
41 | 1 | 0 | 3,406 |
| 2022/2023 |
Sagan Tosu
|
Emperor Cup
J-League Cup
J1 League
|
34 | 1 | 2 | 2,832 |
| 2021/2022 |
Sagan Tosu
Kashima
|
J1 League
J-League Cup
Emperor Cup
|
34 | 0 | 0 | 1,925 |
| 2020/2021 |
Kashima
|
J-League Cup
AFC Champions League Elite
J1 League
|
24 | 1 | 1 | 1,766 |
| 2019/2020 |
Kashima
Kashiwa Reysol
|
J1 League
AFC Champions League Elite
Emperor Cup
J-League Cup
J2 League
|
19 | 0 | 0 | 1,350 |
| 2018/2019 |
Kashiwa Reysol
|
AFC Champions League Elite
J-League Cup
J1 League
|
36 | 2 | 1 | 2,480 |
| 2017/2018 |
Albirex Niigata
|
J-League Cup
J1 League
|
33 | 2 | 1 | 2,935 |
| 2016/2017 |
Albirex Niigata
|
J1 League
J-League Cup
Emperor Cup
|
35 | 0 | 0 | 2,787 |
| 2015/2016 |
Albirex Niigata
|
J-League Cup
J1 League
|
26 | 2 | 0 | 1,965 |
| 2014/2015 |
Albirex Niigata
|
J1 League
J-League Cup
|
32 | 1 | 0 | 1,531 |
2026/2027
FC Tokyo
FC Tokyo
Goals
0
Assists
1
League
J1 League
2025/2026
FC Tokyo
FC Tokyo
Goals
1
Assists
2
League
J1 League
J-League Cup
2024/2025
FC Tokyo
FC Tokyo
Goals
1
Assists
1
League
Emperor Cup
J1 League
J-League Cup
2023/2024
FC Tokyo
FC Tokyo
Goals
1
Assists
0
League
J1 League
Emperor Cup
J-League Cup
2022/2023
Sagan Tosu
Sagan Tosu
Goals
1
Assists
2
League
Emperor Cup
J-League Cup
J1 League
2021/2022
Sagan Tosu
Kashima
Sagan Tosu
Kashima
Goals
0
Assists
0
League
J1 League
J-League Cup
Emperor Cup
2020/2021
Kashima
Kashima
Goals
1
Assists
1
League
J-League Cup
AFC Champions League Elite
J1 League
2019/2020
Kashima
Kashiwa Reysol
Kashima
Kashiwa Reysol
Goals
0
Assists
0
League
J1 League
AFC Champions League Elite
Emperor Cup
J-League Cup
J2 League
2018/2019
Kashiwa Reysol
Kashiwa Reysol
Goals
2
Assists
1
League
AFC Champions League Elite
J-League Cup
J1 League
2017/2018
Albirex Niigata
Albirex Niigata
Goals
2
Assists
1
League
J-League Cup
J1 League
2016/2017
Albirex Niigata
Albirex Niigata
Goals
0
Assists
0
League
J1 League
J-League Cup
Emperor Cup
2015/2016
Albirex Niigata
Albirex Niigata
Goals
2
Assists
0
League
J-League Cup
J1 League
2014/2015
Albirex Niigata
Albirex Niigata
Goals
1
Assists
0
League
J1 League
J-League Cup