| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| — | J3-League | 1 | 90 | 0 | 1 | 1 | 7 |
| 2012 | J1 League | 8 | — | 0 | 0 | — | — |
| 2013 | J1 League | 4 | 90 | 1 | 0 | 1 | — |
| 2015 | J2-League | 13 | 1303 | 1 | 0 | 0.07 | — |
| 2016 | J2-League | 36 | — | 5 | 0 | — | — |
| 2017 | J1 League | 11 | 592 | 1 | 0 | 0.15 | 6.97 |
| 2018 | J1 League | 7 | 291 | 0 | 0 | 0 | 6.79 |
| 2018 | J3-League | 9 | 702 | 0 | 0 | 0 | — |
| 2019 | J1 League | 27 | 1819 | 1 | 4 | 0.25 | 7.09 |
| 2020 | J1 League | 27 | 1566 | 1 | 1 | 0.11 | 6.92 |
| 2021 | J1 League | 26 | 1562 | 2 | 1 | 0.17 | 6.94 |
| 2022 | J2-League | 38 | 2652 | 4 | 4 | 0.27 | — |
| 2023 | J2-League | 36 | 2807 | 3 | 2 | 0.16 | — |
| 2024 | J2-League | 30 | 1270 | 5 | 5 | 0.71 | 6.73 |
| 2025 | J1 League | 30 | 1042 | 1 | 1 | 0.17 | 6.75 |
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 2026-08-16
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Ventforet Kofu | 5 | 2 | 1 | 2 | 0 | 1 | 0 | 0 |
 Yokohama | 5 | 2 | 1 | 2 | 0 | 2 | 0 | 0 |
 Cerezo Osaka | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 Kawasaki Frontale | 4 | 0 | 1 | 3 | 0 | 0 | 0 | 0 |
 Kashiwa Reysol | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Shonan Bellmare | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 FC Tokyo | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Tokushima Vortis | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 0 |
 Fagiano Okayama | 3 | 1 | 1 | 1 | 2 | 0 | 0 | 0 |
 Vegalta Sendai | 3 | 1 | 0 | 2 | 1 | 0 | 0 | 0 |
 Oita Trinita | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 Urawa Reds | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Omiya Ardija | 2 | 0 | 1 | 1 | 1 | 0 | 0 | 0 |
 Tokyo Verdy | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Yokohama F. Marinos | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Avispa Fukuoka | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Shimizu S-Pulse | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kashima Antlers | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Vissel Kobe | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 JEF United | 2 | 1 | 1 | 0 | 0 | 1 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Nigeria U23 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Colombia U23 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sweden U23 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
The 2025 J1 League line for Shinya Yajima: 30 appearances (1,042 minutes), 1 goal, 1 assist — 0.17 goal involvements per 90. GioScore's computed rating for the season averages 6.75.
Season ratings peak at 7.09 in 2019, J1 League and bottom out at 6.73 in 2024. The direction of late is downward — 0.2 under his prior average over the last two rated seasons.
