| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2010 | K League 1 | 16 | — | 0 | — | — | — |
| 2011 | Super League (China) | 28 | — | 3 | — | — | — |
| 2012 | K League 1 | 26 | — | 2 | — | — | — |
| 2014 | K League 1 | 12 | — | 1 | — | — | — |
| 2016/2017 | Non League Premier: Isthmian | 2 | — | 0 | — | — | — |
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 2026-09-04
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Melbourne Victory | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Barito Putera | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Al-Wehda | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Internacional | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Persiba Balikpapan | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Inter | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Borneo | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |
 Zob Ahan | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Gresik United | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Chengdu Tiancheng | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 Shaanxi Chanba | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
12 appearances was Ko Jae-Sung's tally in the 2014 K League 1.
The database holds 5 league seasons for him, between 2010 and 2016 across 4 clubs.
Split by competition, the league record covers 2 domestic leagues: K League 1 (54 appearances, 3 goals) and Super League (China) (28 appearances, 3 goals). In 2 of the 5 campaigns on record he played at least 25 league games. Across 2010–2012, the heaviest three-year block, he totalled 70 league appearances (23 a season).
