| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2023 | J1 League | 1 | 21 | 0 | 0 | — | 6.83 |
| 2024 | J1 League | 25 | 757 | 2 | 0 | 0.24 | 6.87 |
| 2025 | J2-League | 39 | 2971 | 6 | 3 | 0.27 | 6.59 |
| 2025/2026 | Challenger Pro League | 14 | 1071 | 2 | 0 | 0.17 | 6.93 |
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: 40 Challenger Pro League midfielders, 2025/2026, 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 2026-07-24
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Gamba Osaka | 4 | 1 | 0 | 3 | 0 | 0 | 0 | 0 |
 Kashiwa Reysol | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 Omiya Ardija | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
 Sagan Tosu | 3 | 3 | 0 | 0 | 2 | 0 | 0 | 0 |
 Shonan Bellmare | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Consadole Sapporo | 3 | 3 | 0 | 0 | 2 | 1 | 0 | 0 |
 Tokushima Vortis | 3 | 0 | 2 | 1 | 0 | 0 | 1 | 0 |
 Ventforet Kofu | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 FC Tokyo | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Albirex Niigata | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Vissel Kobe | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Kawasaki Frontale | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 JEF United | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 V-Varen Nagasaki | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Vegalta Sendai | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Renofa Yamaguchi | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 0 |
 Sanfrecce Hiroshima | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Oita Trinita | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Montedio Yamagata | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Imabari | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
All of Ken Masui's 2025/2026 Challenger Pro League output came as goals: 2 goals in 14 games (1,071 minutes) — 0.17 goal involvements per 90. GioScore's computed rating for the season averages 6.93. By match rating he ranks in the 70th percentile of 40 Challenger Pro League midfielders with 450+ minutes in 2025/2026 — better than half the group; for goals scored he stands 7th of 40.
No recorded season of his rates higher than 2025/2026's 6.93; the floor is 2025, at 6.59.
