Head to head
1
Hard
0
Kenichi Hirai's wins on the left · Huang-Jung Hsu's on the right · bar lengths share one scale
All meetings (2)
| 1977 | Davis Cup G1 PR: JPN vs TPE | RR | Kenichi Hirai | 6-2 6-0 6-2 | |
| 1976 | Davis Cup G1 PR: JPN vs TPE | Hard | RR | Kenichi Hirai | 6-3 6-2 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.