| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| — | J3-League | 1 | 14 | 0 | 0 | — | 7 |
| 2018 | J3-League | 4 | 33 | 0 | 0 | — | — |
| 2019 | J3-League | 18 | 936 | 2 | 0 | 0.19 | — |
| 2023 | J2-League | 1 | 7 | 0 | 0 | — | — |
| 2024 | J2-League | 27 | 1005 | 5 | 1 | 0.54 | 6.73 |
| 2025 | J2-League | 21 | 520 | 4 | 0 | 0.69 | 6.58 |
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 2026-08-14
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Ventforet Kofu | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
 Montedio Yamagata | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sagan Tosu | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
 Shimizu S-Pulse | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 JEF United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 V-Varen Nagasaki | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 ThespaKusatsu Gunma | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
 Oita Trinita | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Imabari | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
 Roasso Kumamoto | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Ehime | 2 | 1 | 1 | 0 | 2 | 0 | 0 | 0 |
 Kataller Toyama | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
 Blaublitz Akita | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kagoshima United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 YSCC | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Fujieda MYFC | 2 | 0 | 0 | 2 | 1 | 0 | 0 | 0 |
 Iwaki | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Yokohama | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Consadole Sapporo | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Yokohama F. Marinos | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
In 2025, Seiichiro Kubo hit 4 goals over 21 J2-League outings (520 minutes) and provided no assists — 0.69 goal involvements per 90. GioScore's computed rating for the season averages 6.58.
His league record spans 6 seasons (2018–2025) across 3 clubs. No season rated higher than 2024 (6.73, J2-League); none lower than 2025 (6.58).
