| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2010 | J1 League | 19 | 1440 | 0 | 0 | 0 | — |
| 2011 | J1 League | 10 | — | 2 | 0 | — | — |
| 2012 | J1 League | 14 | — | 0 | 0 | — | — |
| 2013 | J1 League | 20 | 1710 | 1 | 0 | 0.05 | — |
| 2014 | J1 League | 15 | 630 | 0 | 0 | 0 | — |
| 2015 | J1 League | 4 | 270 | 0 | 0 | 0 | — |
| 2016 | J2-League | 27 | 2425 | 1 | 0 | 0.04 | — |
| 2017 | J2-League | 27 | 1170 | 2 | 0 | 0.15 | — |
| 2018 | J2-League | 34 | 2810 | 2 | 0 | 0.06 | — |
| 2019 | J3-League | 34 | 3060 | 2 | 0 | 0.06 | — |
| 2020 | J2-League | 21 | 1453 | 0 | 0 | 0 | — |
| 2021 | J2-League | 30 | 1891 | 3 | 0 | 0.14 | — |
| 2022 | J2-League | 9 | 285 | 0 | 0 | 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.
Cohort: 10 J2-League defenders, 2021, 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 | ||
|---|---|---|---|---|---|---|---|---|
 Shonan Bellmare | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Omiya Ardija | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Yokohama F. Marinos | 2 | 0 | 1 | 1 | 0 | 0 | 2 | 0 |
 Kyoto Sanga | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Shimizu S-Pulse | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Kamatamare Sanuki | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Ergotelis | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 V-Varen Nagasaki | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Jiangsu Suning | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Sanfrecce Hiroshima | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Tokyo U23 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Middlesbrough | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 OFI | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Urawa Reds | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Kashiwa Reysol | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Ventforet Kofu | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Yokohama | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Tokyo Verdy | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 FC Tokyo | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Cerezo Osaka | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
In the 2022 J2-League, Kodai Watanabe played 9 games (285 minutes) without a direct goal contribution. Few compare: against a cohort of 10 J2-League defenders with a minimum of 450 minutes in 2021, he sits in the top 1% by goal involvements per 90, with a goals rank of 2nd of 10.
Between 2010 and 2022 he accumulated 13 league seasons across 4 clubs.
