| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2024 | J3-League | 33 | 1836 | 1 | 0 | 0.05 | — |
| 2025 | J3-League | 22 | 996 | 1 | 0 | 0.09 | 6.86 |
| 2022 | J2-League | 24 | 1880 | 1 | 0 | 0.05 | 0 |
| 2023 | J3-League | 37 | 3305 | 3 | 1 | 0.11 | — |
Domestic league competitions only; G+A/90 computed from minutes actually played.
Cohort: 49 J3-League defenders, 2023, 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 2026-07-05
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Kamatamare Sanuki | 6 | 3 | 2 | 1 | 1 | 0 | 1 | 0 |
 Parceiro Nagano | 5 | 3 | 0 | 2 | 1 | 0 | 0 | 0 |
 Fukushima United | 5 | 1 | 0 | 4 | 0 | 0 | 3 | 0 |
 Giravanz Kitakyushu | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Azul Claro Numazu | 4 | 2 | 0 | 2 | 1 | 0 | 0 | 0 |
 Osaka | 4 | 2 | 2 | 0 | 0 | 0 | 2 | 0 |
 Vanraure Hachinohe | 4 | 0 | 0 | 4 | 0 | 0 | 1 | 0 |
 Nara Club | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
 Tokyo Verdy | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Matsumoto Yamaga | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Zweigen Kanazawa | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 0 |
 Gainare Tottori | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Blaublitz Akita | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Ryūkyū | 3 | 1 | 1 | 1 | 0 | 0 | 2 | 0 |
 Ventforet Kofu | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Yokohama | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Albirex Niigata | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 JEF United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Fagiano Okayama | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 V-Varen Nagasaki | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
In 2025, Kentaro Kai hit 1 goal over 22 J3-League outings (996 minutes) and provided no assists — 0.09 goal involvements per 90. GioScore's computed rating for the season averages 6.86. Measured against the 49 J3-League defenders who played 450+ minutes in 2023, he ranks in the 69th percentile by goal involvements per 90 — above the cohort median — goals rank: 2nd of 49.
The 2025 rating of 6.86 is the best of his recorded career; his lowest came in 2022 (0).
| Club | Period | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| Grulla | 2021/2022 - 2023/2024 | 61 | 4 | 1 | 5185 | — | — | — |
| Gifu | 2015/2016 - 2021/2022 | 57 | 3 | 0 | 3094 | — | — | 6.86 |
| Total | 118 | 7 | 1 | 8279 |
| Season | Club | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| 24/25 | Gifu | 23 | 1 | — | 1052 | 0 | 0 | 6.86 |
| 23/24 | Gifu | 34 | 2 | — | 2042 | 5 | 0 | — |
| 22/23 | Grulla | 37 | 3 | — | 3305 | 1 | 0 | — |
| 21/22 | Grulla | 24 | 1 | — | 1880 | 1 | 0 | — |
