Satoshi Iwabuchi defeated Go Soeda 6-2 2-6 6-4 in the Japan F6 semi-final on hard. The upset overturned the form book — Go Soeda came in leading the head-to-head 2–1, but Satoshi Iwabuchi had been the form player, winning 2 of their last 7 on hard. Satoshi Iwabuchi narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-07 | Korea Rep F3 | F | hard | Satoshi Iwabuchi | 6-1 2-6 6-3 |
| 2005-10-01 | Tokyo | Q32 | hard | Go Soeda | 7-6(3) 6-4 |
| 2005-03-28 | Australia F4 | R32 | clay | Go Soeda | 6-3 6-3 |
Averages over each player's completed matches in the selected window (9 vs 200). 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