Shuichi Sekiguchi defeated Ryota Tanuma 6-4 6-4 in the M25 Matsuyama 1 round of 32 on hard. The result followed the form book — Shuichi Sekiguchi came in leading the head-to-head 2–0. Shuichi Sekiguchi extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-09-13 | M25 Sapporo 2 | R32 | hard | Shuichi Sekiguchi | 7-6(2) 6-1 |
| 2016-03-21 | Japan F3 | R32 | hard | Shuichi Sekiguchi | 4-6 6-1 6-2 |
Averages over each player's completed matches in the selected window (50 vs 9). 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