Head to head
Rivalry summary
Kenichi Hirai and Vadim Borisov met 1 times on the ATP tour between 1976 and 1976. Kenichi Hirai leads the head-to-head 1–0 against Vadim Borisov.
1
Grass
0
Kenichi Hirai's wins on the left · Vadim Borisov's on the right · bar lengths share one scale
All meetings (1)
| 1976 | Wimbledon | Grass | R128 | Kenichi Hirai | 6-3 6-4 6-0 |
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.