By surface
| Surface | Kenichi Hirai | Chang Nam Ju |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1976-11-12 | ATP | Davis Cup G2 PR: KOR vs JPN | Round Robin | — | Kenichi Hirai | 6-4 | 5-7 | 6-3 | 6-2 |
| Surface | Kenichi Hirai | Chang Nam Ju |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1976-11-12 | ATP | Davis Cup G2 PR: KOR vs JPN | Round Robin | — | Kenichi Hirai | 6-4 | 5-7 | 6-3 | 6-2 |