Career Progression
2025/2026
0
Games
0
Goals
0
Assists
0
Minutes
K League 2
2024/2025
24
Games
2
Goals
0
Assists
1,608
Minutes
Cheonan City
(24 G)
Jeonnam Dragons
(0 G)
K League 2
2023/2024
18
Games
0
Goals
0
Assists
1,436
Minutes
K League 2, FA Cup
2022/2023
25
Games
1
Goals
1
Assists
1,990
Minutes
FA Cup, K League 2
+1
2021/2022
18
Games
1
Goals
0
Assists
1,351
Minutes
FA Cup, K League 2
2020/2021
20
Games
0
Goals
0
Assists
1,178
Minutes
K League 2
2019/2020
31
Games
1
Goals
0
Assists
2,417
Minutes
K League 2
2018/2019
14
Games
0
Goals
0
Assists
587
Minutes
Suwon City FC
(11 G)
Ulsan Hyundai FC
(3 G)
K League 2, AFC Champions League
+1
2017/2018
3
Games
0
Goals
0
Assists
156
Minutes
K League 1, AFC Champions League
| Season | Team | Games | Goals | Assists | Minutes | G/90 | Cards |
|---|---|---|---|---|---|---|---|
| 2025/2026 Current |
Cheonan City
|
0 | 0 | 0 | 0 | 0.00 | 0 |
| 2024/2025 |
Cheonan City
(24)
Jeonnam Dragons
(0)
|
24 | 2 | 0 | 1,608 | 0.11 | 4 |
| 2023/2024 |
Jeonnam Dragons
|
18 | 0 | 0 | 1,436 | 0.00 | 2 |
| 2022/2023 |
Jeonnam Dragons
|
25 | 1 | 1 | 1,990 | 0.05 | 1 |
| 2021/2022 |
Jeonnam Dragons
|
18 | 1 | 0 | 1,351 | 0.07 | 2 |
| 2020/2021 |
Suwon City FC
|
20 | 0 | 0 | 1,178 | 0.00 | 2 |
| 2019/2020 |
Suwon City FC
|
31 | 1 | 0 | 2,417 | 0.04 | 2 |
| 2018/2019 |
Suwon City FC
(11)
Ulsan Hyundai FC
(3)
|
14 | 0 | 0 | 587 | 0.00 | 0 |
| 2017/2018 |
Ulsan Hyundai FC
|
3 | 0 | 0 | 156 | 0.00 | 0 |
153
Career Games
5
Career Goals
1
Career Assists
Scoring rate has improved
Advanced Metrics
2025/2026 Season
-
Avg Rating
No Data
0
Min/Game
0 Total Minutes
0
Goal Involvement
0G + 0A
0
Total Goals
0
Total Assists
0
Goals/Game
0
Assists/Game
0
Goal Involvement
Career Timeline - Jang Seong-Jai
9 Seasons5
Total Goals
→ Stable
vs First Season
1
Total Assists
→ Stable
vs First Season
153
Total Appearances
17 Per Season
7.2
Peak Rating
6.7 Average
Season Breakdown
25
2025/2026
Cheonan City
0
Goals
0
Assists
0
Apps
-
Rating
24
2024/2025
Jeonnam Dragons, Cheonan City
2
Goals
0
Assists
24
Apps
-
Rating
1,608 Minutes
67 Min/Game
0.08 Goals/Game
23
2023/2024
Jeonnam Dragons
0
Goals
0
Assists
18
Apps
-
Rating
1,436 Minutes
80 Min/Game
22
2022/2023
Jeonnam Dragons
1
Goals
1
Assists
25
Apps
7.2
Rating
1,990 Minutes
80 Min/Game
0.04 Goals/Game
21
2021/2022
Jeonnam Dragons
1
Goals
0
Assists
18
Apps
-
Rating
1,351 Minutes
75 Min/Game
0.06 Goals/Game
20
2020/2021
Suwon City FC
0
Goals
0
Assists
20
Apps
-
Rating
1,178 Minutes
59 Min/Game
19
2019/2020
Suwon City FC
1
Goals
0
Assists
31
Apps
-
Rating
2,417 Minutes
78 Min/Game
0.03 Goals/Game
18
2018/2019
Suwon City FC, Ulsan Hyundai FC
0
Goals
0
Assists
14
Apps
6.3
Rating
587 Minutes
42 Min/Game
17
2017/2018
Ulsan Hyundai FC
0
Goals
0
Assists
3
Apps
6.7
Rating
156 Minutes
52 Min/Game
Career Overview
9
Seasons
153
Appearances
5
Goals
1
Assists
4
Teams
10,723
Minutes
13
Yellow Cards
0
Red Cards
Season History
| Season | Team | League | Appearances | Goals | Assists | Minutes |
|---|---|---|---|---|---|---|
| 2025/2026 |
Cheonan City
|
K League 2
|
0 | 0 | 0 | 0 |
| 2024/2025 |
Jeonnam Dragons
Cheonan City
|
K League 2
|
24 | 2 | 0 | 1,608 |
| 2023/2024 |
Jeonnam Dragons
|
K League 2
FA Cup
|
18 | 0 | 0 | 1,436 |
| 2022/2023 |
Jeonnam Dragons
|
FA Cup
K League 2
AFC Champions League
|
25 | 1 | 1 | 1,990 |
| 2021/2022 |
Jeonnam Dragons
|
FA Cup
K League 2
|
18 | 1 | 0 | 1,351 |
| 2020/2021 |
Suwon City FC
|
K League 2
|
20 | 0 | 0 | 1,178 |
| 2019/2020 |
Suwon City FC
|
K League 2
|
31 | 1 | 0 | 2,417 |
| 2018/2019 |
Suwon City FC
Ulsan Hyundai FC
|
K League 2
AFC Champions League
K League 1
|
14 | 0 | 0 | 587 |
| 2017/2018 |
Ulsan Hyundai FC
|
K League 1
AFC Champions League
|
3 | 0 | 0 | 156 |
2025/2026
Cheonan City
Cheonan City
Goals
0
Assists
0
League
K League 2
2024/2025
Jeonnam Dragons
Cheonan City
Jeonnam Dragons
Cheonan City
Goals
2
Assists
0
League
K League 2
2023/2024
Jeonnam Dragons
Jeonnam Dragons
Goals
0
Assists
0
League
K League 2
FA Cup
2022/2023
Jeonnam Dragons
Jeonnam Dragons
Goals
1
Assists
1
League
FA Cup
K League 2
AFC Champions League
2021/2022
Jeonnam Dragons
Jeonnam Dragons
Goals
1
Assists
0
League
FA Cup
K League 2
2020/2021
Suwon City FC
Suwon City FC
Goals
0
Assists
0
League
K League 2
2019/2020
Suwon City FC
Suwon City FC
Goals
1
Assists
0
League
K League 2
2018/2019
Suwon City FC
Ulsan Hyundai FC
Suwon City FC
Ulsan Hyundai FC
Goals
0
Assists
0
League
K League 2
AFC Champions League
K League 1
2017/2018
Ulsan Hyundai FC
Ulsan Hyundai FC
Goals
0
Assists
0
League
K League 1
AFC Champions League
