Sho Shimabukuro defeated Shuichi Sekiguchi 6-4 6-3 in the Yokkaichi CH round of 32 on hard. The upset overturned the form book — Shuichi Sekiguchi came in leading the head-to-head 2–0. Sho Shimabukuro claimed a first win over Shuichi Sekiguchi in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-05 | M15 Wuhan 1 | F | hard | Shuichi Sekiguchi | 6-3 6-0 |
| 2016-03-14 | Japan F2 | R16 | hard | Shuichi Sekiguchi | 6-4 6-2 |
Averages over each player's completed matches in the selected window (200 vs 72). ATP, WTA & Challenger.
Shimabukuro S.: 6 days rest · 2 matches, 48 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About