Koyama H.
Rating 1429 • 5–18 (22%) •Recent form LWWWW
Record by level
ATP
0–4
0%
Challenger
1–4
20%
ITF
2–7
22%
Other
2–3
40%
Best wins
| 2025-12-22 | Patil S. 1499 | 2-0 | WTA Singles: Solapur ITF |
| 2025-07-23 | Ohwaki Y. 1487 | 2-1 | WTA Singles: UTR Pro Tennis Series 9 |
| 2025-11-18 | Mikhailova M. 1423 | 2-1 | WTA Singles: Phan Thiet 2 ITF |
| 2025-08-10 | Tan J. 1412 | 2-1 | ATP Singles: Grodzisk Mazowiecki challenger |
Match history (23)
About this page
Everything here is derived from match results we hold — wins, losses, opponents and scores. The rating moves after every match by how surprising the result was, so beating a stronger opponent is worth more than beating a weaker one. There is no biography, no ranking points and no editorial: if it is not visible in results, it is not on this page.
Everything here is derived from match results we hold — wins, losses, opponents and scores. The rating moves after every match by how surprising the result was, so beating a stronger opponent is worth more than beating a weaker one. There is no biography, no ranking points and no editorial: if it is not visible in results, it is not on this page.