| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2018 | J3-League | 29 | 1909 | 10 | 0 | 0.47 | — |
| 2019 | J2-League | 18 | 911 | 1 | 0 | 0.1 | — |
| 2020 | J2-League | 34 | 1961 | 1 | 0 | 0.05 | — |
| 2021 | J2-League | 30 | 1642 | 1 | 0 | 0.05 | — |
| 2022 | J2-League | 21 | 811 | 0 | 2 | 0.22 | — |
| 2023 | J2-League | 28 | 1475 | 7 | 0 | 0.43 | — |
| 2024 | J2-League | 34 | 2372 | 5 | 0 | 0.19 | — |
| 2025 | J2-League | 29 | 1089 | 2 | 0 | 0.17 | 6.59 |
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.
Cohort: 11 J2-League forwards, 2025, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.
Figures computed from the GioScore season-stats database · as of 2026-07-28
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 V-Varen Nagasaki | 5 | 0 | 3 | 2 | 0 | 0 | 0 | 0 |
 Roasso Kumamoto | 5 | 1 | 2 | 2 | 0 | 0 | 1 | 0 |
 Júbilo Iwata | 4 | 0 | 0 | 4 | 1 | 0 | 0 | 0 |
 Oita Trinita | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 |
 Mito Hollyhock | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
 Iwaki | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 |
 Omiya Ardija | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 JEF United | 3 | 1 | 0 | 2 | 1 | 0 | 1 | 0 |
 Machida Zelvia | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 ThespaKusatsu Gunma | 3 | 0 | 3 | 0 | 1 | 0 | 1 | 0 |
 Vegalta Sendai | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Renofa Yamaguchi | 3 | 2 | 0 | 1 | 1 | 0 | 0 | 0 |
 Montedio Yamagata | 3 | 1 | 0 | 2 | 1 | 0 | 0 | 0 |
 Ehime | 3 | 0 | 3 | 0 | 1 | 0 | 0 | 0 |
 Fujieda MYFC | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Ventforet Kofu | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
 Yokohama | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Consadole Sapporo | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kyoto Sanga | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Shimizu S-Pulse | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
Koki Oshima finished the 2025 J2-League with 2 goals from 29 appearances (1,089 minutes), with no assists recorded — 0.17 goal involvements per 90. His average match rating for that season computes to 6.59. Against 11 J2-League forwards with at least 450 minutes in 2025, his match rating places in the 9th percentile, and 6th of 11 for goals scored.
The database holds 8 league seasons for him, from 2018 to 2025 across 4 clubs.
