| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2008/2009 | Premiership | 6 | 168 | 1 | 0 | 0.54 | — |
| 2009/2010 | Premiership | 1 | 11 | 0 | 0 | — | — |
| 2010 | J2-League | 1 | — | 0 | — | — | — |
| 2011 | J1 League | 10 | — | 0 | — | — | — |
| 2012 | J1 League | 4 | 270 | 0 | 0 | 0 | — |
| 2013 | J1 League | 5 | — | 0 | — | — | — |
| 2015 | J2-League | 15 | 413 | 1 | 0 | 0.22 | — |
| 2016 | J1 League | 8 | 235 | 0 | 0 | 0 | — |
| 2017 | J1 League | 9 | 187 | 1 | 0 | 0.48 | 7.1 |
| 2018 | J2-League | 3 | 77 | 0 | 0 | — | — |
| 2019 | J3-League | 4 | 48 | 0 | 0 | — | — |
| 2023 | J3-League | 12 | 99 | 0 | 1 | 0.91 | — |
| 2024 | J3-League | 9 | 108 | 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.
Figures computed from the GioScore season-stats database · as of 2026-09-03
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Shonan Bellmare | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 Urawa Reds | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Vissel Kobe | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 V-Varen Nagasaki | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Parceiro Nagano | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Gainare Tottori | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Fukushima United | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Dundee United | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Kashiwa Reysol | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Omiya Ardija | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sagan Tosu | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Auckland City | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Ventforet Kofu | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Yokohama | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Monterrey | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Consadole Sapporo | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Tokyo Verdy | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Avispa Fukuoka | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 FC Tokyo | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Villarreal | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Qatar | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Over 9 J3-League games in 2024 (108 minutes), Koki Mizuno recorded no direct goal contributions.
Between 2008 and 2024 he logged 13 league seasons across 9 clubs.
Split by competition, the league record covers 4 domestic leagues: J1 League (36 appearances, 1 goal), J3-League (25 appearances, 0 goals) and J2-League (19 appearances, 1 goal) — the three with most games.
