Shuichi Sekiguchi defeated Shintaro Imai 6-3 6-0 in the M15 Nishi-Tokyo 1 quarter-final on hard. The upset overturned the form book — Shintaro Imai came in leading the head-to-head 2–0, but Shuichi Sekiguchi had been the form player, winning 8 of their last 10 on hard. Shuichi Sekiguchi claimed a first win over Shintaro Imai in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-09-09 | M25 Sapporo 2 | QF | hard | Shintaro Imai | 6-3 6-0 |
| 2019-06-09 | M25 Hong Kong 2 | F | hard | Shintaro Imai | 6-2 6-1 |
Averages over each player's completed matches in the selected window (50 vs 60). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About