Head to Head includes singles and doubles results.
| 08/12/23 | Hiroyuki Tamura over Clark Wren | 6-0; 6-3 | |
| 07/27/23 | Hiroyuki Tamura over Clark Wren | 6-4; 6-2 | |
| 07/25/21 | Hiroyuki Tamura over Clark Wren | 6-0; 6-0 | |
| 07/17/21 | Hiroyuki Tamura over Clark Wren | 6-1; 6-0 | |
| 01/16/21 | Hiroyuki Tamura over Clark Wren | 6-2; 6-3 |
