| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2014 | K League 1 | 22 | 1620 | 2 | 0 | 0.11 | — |
| 2016 | K League 1 | 18 | — | 0 | 0 | — | — |
| 2017 | K League 1 | 35 | 2859 | 0 | 5 | 0.16 | — |
| 2018 | K League 2 | 19 | 1441 | 0 | 0 | 0 | — |
| 2019 | K League 1 | 9 | 723 | 1 | 0 | 0.12 | — |
| 2019 | K League 2 | 21 | 1762 | 2 | 0 | 0.1 | — |
| 2020 | K League 1 | 16 | 998 | 0 | 1 | 0.09 | 6.95 |
| 2021 | J1 League | 22 | 977 | 0 | 1 | 0.09 | 6.93 |
| 2022 | J1 League | 5 | 182 | 0 | 1 | 0.49 | 6.59 |
| 2022 | K League 2 | 17 | 1202 | 0 | 3 | 0.22 | — |
| 2023 | K League 1 | 30 | 2120 | 1 | 2 | 0.13 | 7.15 |
| 2024 | K League 1 | 22 | 1517 | 1 | 0 | 0.06 | 7.93 |
| 2025 | K League 1 | 21 | 906 | 0 | 0 | 0 | 6.49 |
| 2026 | K League 1 | 15 | 869 | 0 | 1 | 0.1 | 6.67 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-22
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Jeju United | 10 | 5 | 1 | 4 | 0 | 0 | 1 | 0 |
 Ulsan HD | 7 | 2 | 1 | 4 | 0 | 0 | 2 | 0 |
 Daegu | 7 | 3 | 2 | 2 | 0 | 0 | 2 | 0 |
 Seoul | 6 | 2 | 1 | 3 | 0 | 0 | 2 | 0 |
 Jeonbuk Motors | 6 | 1 | 3 | 2 | 0 | 0 | 2 | 0 |
 Gangwon | 6 | 0 | 3 | 3 | 0 | 0 | 2 | 0 |
 Anyang | 6 | 4 | 1 | 1 | 0 | 0 | 0 | 0 |
 Suwon | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Pohang Steelers | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 |
 Gimcheon Sangmu | 5 | 1 | 3 | 1 | 0 | 0 | 0 | 0 |
 Bucheon 1995 | 4 | 3 | 0 | 1 | 0 | 0 | 2 | 0 |
 Busan I'Park | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Vissel Kobe | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Gwangju | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Daejeon Citizen | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 |
 Incheon United | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Jeonnam Dragons | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 |
 Gyeongnam | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Oita Trinita | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Urawa Reds | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Mexico | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 China PR | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Colombia | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Australia | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Bolivia | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Qatar | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Saudi Arabia | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sweden | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 United Arab Emirates | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Korea Republic | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Honduras | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Thailand | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Costa Rica | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Bosnia and Herzegovina | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Iran | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Germany | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
 Philippines | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Brazil | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Spain | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
 Czech Republic | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
In 2026, Se-jong Ju's K League 1 contribution was creative only — 1 assist in 15 appearances, no goals (869 minutes) — 0.1 goal involvements per 90. That season graded out at an average match rating of 6.67.
His ratings range from 6.49 (2025) up to 7.93 in 2024, K League 1. His two latest rated seasons run 0.53 lower than the rest of his career.
