Career Progression
2026/2027
17
Games
1
Goals
0
Assists
903
Minutes
J1 League
2025/2026
18
Games
2
Goals
0
Assists
498
Minutes
J1 League, J-League Cup
2024/2025
31
Games
1
Goals
0
Assists
2,042
Minutes
Seoul E-Land FC
(20 G)
Suwon Bluewings
(11 G)
K League 2, FA Cup
2023/2024
26
Games
1
Goals
0
Assists
1,739
Minutes
Suwon Bluewings
(16 G)
Kawasaki Frontale
(10 G)
Primera División Femenina, Friendlies Clubs
+4
2022/2023
17
Games
1
Goals
2
Assists
599
Minutes
J1 League, J-League Cup
+2
2021/2022
12
Games
1
Goals
1
Assists
421
Minutes
J-League Cup, Emperor Cup
+2
2020/2021
10
Games
2
Goals
1
Assists
546
Minutes
J1 League, J-League Cup
2019/2020
36
Games
1
Goals
5
Assists
2,752
Minutes
J-League Cup, Emperor Cup
+1
2018/2019
35
Games
8
Goals
0
Assists
2,741
Minutes
Emperor Cup, J-League Cup
+1
2017/2018
39
Games
8
Goals
0
Assists
3,153
Minutes
J2/J3 League
2016/2017
11
Games
1
Goals
0
Assists
709
Minutes
J1 League, J-League Cup
+1
2014/2015
3
Games
0
Goals
0
Assists
24
Minutes
J1 League, J-League Cup
2013/2014
0
Games
0
Goals
0
Assists
0
Minutes
J1 League
| Season | Team | Games | Goals | Assists | Minutes | G/90 | Cards |
|---|---|---|---|---|---|---|---|
| 2026/2027 Current |
Shimizu S-pulse
|
17 | 1 | 0 | 903 | 0.10 | 3 |
| 2025/2026 |
Shimizu S-pulse
|
18 | 2 | 0 | 498 | 0.36 | 1 |
| 2024/2025 |
Seoul E-Land FC
(20)
Suwon Bluewings
(11)
|
31 | 1 | 0 | 2,042 | 0.04 | 0 / 1 |
| 2023/2024 |
Suwon Bluewings
(16)
Kawasaki Frontale
(10)
|
26 | 1 | 0 | 1,739 | 0.05 | 3 / 2 |
| 2022/2023 |
Kawasaki Frontale
|
17 | 1 | 2 | 599 | 0.15 | 0 |
| 2021/2022 |
Kawasaki Frontale
|
12 | 1 | 1 | 421 | 0.21 | 1 |
| 2020/2021 |
Oita Trinita
|
10 | 2 | 1 | 546 | 0.33 | 0 |
| 2019/2020 |
Oita Trinita
|
36 | 1 | 5 | 2,752 | 0.03 | 4 |
| 2018/2019 |
Ventforet Kofu
|
35 | 8 | 0 | 2,741 | 0.26 | 3 |
| 2017/2018 |
Renofa Yamaguchi
|
39 | 8 | 0 | 3,153 | 0.23 | 6 |
| 2016/2017 |
Albirex Niigata
|
11 | 1 | 0 | 709 | 0.13 | 1 |
| 2014/2015 |
Albirex Niigata
|
3 | 0 | 0 | 24 | 0.00 | 0 |
| 2013/2014 |
Albirex Niigata
|
0 | 0 | 0 | 0 | 0.00 | 0 |
255
Career Games
27
Career Goals
9
Career Assists
Scoring rate has declined
Advanced Metrics
2025/2026 Season
6.9
Avg Rating
Good
26
Min/Game
437 Total Minutes
2
Goal Involvement
2G + 0A
2
Total Goals
0
Total Assists
0.12
Goals/Game
0
Assists/Game
2
Goal Involvement
Performance Insights
Most Productive:
Goal Scorer
Shot Efficiency:
Good
(44.4%)
Discipline Level:
Excellent
Playing Time:
Substitute
(26min)
Career Timeline - K. Kozuka
13 Seasons27
Total Goals
↗ +1
vs First Season
9
Total Assists
→ Stable
vs First Season
255
Total Appearances
19.6 Per Season
8.0
Peak Rating
7.1 Average
Season Breakdown
26
2026/2027
Shimizu S-pulse
1
Goals
0
Assists
17
Apps
6.6
Rating
903 Minutes
53 Min/Game
0.06 Goals/Game
25
2025/2026
Shimizu S-pulse
2
Goals
0
Assists
18
Apps
6.9
Rating
498 Minutes
28 Min/Game
0.11 Goals/Game
24
2024/2025
Seoul E-Land FC, Suwon Bluewings
1
Goals
0
Assists
31
Apps
-
Rating
2,042 Minutes
66 Min/Game
0.03 Goals/Game
23
2023/2024
Suwon Bluewings, Kawasaki Frontale
1
Goals
0
Assists
26
Apps
6.8
Rating
1,739 Minutes
67 Min/Game
0.04 Goals/Game
22
2022/2023
Kawasaki Frontale
1
Goals
2
Assists
17
Apps
7.9
Rating
599 Minutes
35 Min/Game
0.06 Goals/Game
21
2021/2022
Kawasaki Frontale
1
Goals
1
Assists
12
Apps
8.0
Rating
421 Minutes
35 Min/Game
0.08 Goals/Game
20
2020/2021
Oita Trinita
2
Goals
1
Assists
10
Apps
6.8
Rating
546 Minutes
55 Min/Game
0.20 Goals/Game
19
2019/2020
Oita Trinita
1
Goals
5
Assists
36
Apps
6.9
Rating
2,752 Minutes
76 Min/Game
0.03 Goals/Game
18
2018/2019
Ventforet Kofu
8
Goals
0
Assists
35
Apps
-
Rating
2,741 Minutes
78 Min/Game
0.23 Goals/Game
17
2017/2018
Renofa Yamaguchi
8
Goals
0
Assists
39
Apps
-
Rating
3,153 Minutes
81 Min/Game
0.21 Goals/Game
16
2016/2017
Albirex Niigata
1
Goals
0
Assists
11
Apps
-
Rating
709 Minutes
64 Min/Game
0.09 Goals/Game
14
2014/2015
Albirex Niigata
0
Goals
0
Assists
3
Apps
-
Rating
24 Minutes
8 Min/Game
13
2013/2014
Albirex Niigata
0
Goals
0
Assists
0
Apps
-
Rating
Career Overview
13
Seasons
255
Appearances
27
Goals
9
Assists
8
Teams
16,127
Minutes
22
Yellow Cards
3
Red Cards
Season History
| Season | Team | League | Appearances | Goals | Assists | Minutes |
|---|---|---|---|---|---|---|
| 2026/2027 |
Shimizu S-pulse
|
J1 League
|
17 | 1 | 0 | 903 |
| 2025/2026 |
Shimizu S-pulse
|
J1 League
J-League Cup
|
18 | 2 | 0 | 498 |
| 2024/2025 |
Seoul E-Land FC
Suwon Bluewings
|
K League 2
FA Cup
|
31 | 1 | 0 | 2,042 |
| 2023/2024 |
Suwon Bluewings
Kawasaki Frontale
|
Primera División Femenina
Friendlies Clubs
J1 League
J-League Cup
Emperor Cup
K League 1
|
26 | 1 | 0 | 1,739 |
| 2022/2023 |
Kawasaki Frontale
|
J1 League
J-League Cup
AFC Champions League
Emperor Cup
|
17 | 1 | 2 | 599 |
| 2021/2022 |
Kawasaki Frontale
|
J-League Cup
Emperor Cup
J1 League
AFC Champions League
|
12 | 1 | 1 | 421 |
| 2020/2021 |
Oita Trinita
|
J1 League
J-League Cup
|
10 | 2 | 1 | 546 |
| 2019/2020 |
Oita Trinita
|
J-League Cup
Emperor Cup
J1 League
|
36 | 1 | 5 | 2,752 |
| 2018/2019 |
Ventforet Kofu
|
Emperor Cup
J-League Cup
J2/J3 League
|
35 | 8 | 0 | 2,741 |
| 2017/2018 |
Renofa Yamaguchi
|
J2/J3 League
|
39 | 8 | 0 | 3,153 |
| 2016/2017 |
Albirex Niigata
|
J1 League
J-League Cup
Emperor Cup
|
11 | 1 | 0 | 709 |
| 2014/2015 |
Albirex Niigata
|
J1 League
J-League Cup
|
3 | 0 | 0 | 24 |
| 2013/2014 |
Albirex Niigata
|
J1 League
|
0 | 0 | 0 | 0 |
2026/2027
Shimizu S-pulse
Shimizu S-pulse
Goals
1
Assists
0
League
J1 League
2025/2026
Shimizu S-pulse
Shimizu S-pulse
Goals
2
Assists
0
League
J1 League
J-League Cup
2024/2025
Seoul E-Land FC
Suwon Bluewings
Seoul E-Land FC
Suwon Bluewings
Goals
1
Assists
0
League
K League 2
FA Cup
2023/2024
Suwon Bluewings
Kawasaki Frontale
Suwon Bluewings
Kawasaki Frontale
Goals
1
Assists
0
League
Primera División Femenina
Friendlies Clubs
J1 League
J-League Cup
Emperor Cup
K League 1
2022/2023
Kawasaki Frontale
Kawasaki Frontale
Goals
1
Assists
2
League
J1 League
J-League Cup
AFC Champions League
Emperor Cup
2021/2022
Kawasaki Frontale
Kawasaki Frontale
Goals
1
Assists
1
League
J-League Cup
Emperor Cup
J1 League
AFC Champions League
2020/2021
Oita Trinita
Oita Trinita
Goals
2
Assists
1
League
J1 League
J-League Cup
2019/2020
Oita Trinita
Oita Trinita
Goals
1
Assists
5
League
J-League Cup
Emperor Cup
J1 League
2018/2019
Ventforet Kofu
Ventforet Kofu
Goals
8
Assists
0
League
Emperor Cup
J-League Cup
J2/J3 League
2017/2018
Renofa Yamaguchi
Renofa Yamaguchi
Goals
8
Assists
0
League
J2/J3 League
2016/2017
Albirex Niigata
Albirex Niigata
Goals
1
Assists
0
League
J1 League
J-League Cup
Emperor Cup
2014/2015
Albirex Niigata
Albirex Niigata
Goals
0
Assists
0
League
J1 League
J-League Cup
2013/2014
Albirex Niigata
Albirex Niigata
Goals
0
Assists
0
League
J1 League