Masamichi Imamura defeated Dane Sweeny 6-3 4-6 6-3 in the Yokohama CH round of 32 on hard. The upset overturned the form book — Dane Sweeny came in ranked #124, leading the head-to-head 2–0, but Masamichi Imamura had been the form player, winning 4 of their last 6 on hard. Masamichi Imamura claimed a first win over Dane Sweeny in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-23 | M25 Taipei 1 | SF | hard | Dane Sweeny | 6-3 6-3 |
| 2025-05-13 | M25 Tbilisi 1 | R32 | hard | Dane Sweeny | 4-6 6-2 7-5 |
Averages over each player's completed matches in the selected window (150 vs 169). ATP, WTA & Challenger.
Imamura M.: 6 days rest · 2 matches, 34 games (7d) · Sweeny D.: 2 days rest · 1 match, 18 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