| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2024 | 1/5 | 1/3 | 0/0 | 0/2 | 0/0 | 0/0 | 0/0 |
| 2018 | 1/4 | 1/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2017 | 1/3 | 0/2 | 0/0 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2016 | 0/1 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 3/14 | 2/10 | 0/0 | 0/2 | 1/2 | 0/0 | 0/0 |
| perc. % | 17.65 % | 16.67 % | 0 % | 0 % | 33.33 % | 0 % | 0 % |
Keisuke Yagi / Fixtures
| no matches found |
Keisuke Yagi form / surface: Hard
Keisuke Yagi / surface: Hard
| 09.03.25 | q 1 | Kohei Hayashi | Keisuke Yagi | 6-1, 6-1 |  | match details |  M15 Hinode | Hard |
| 28.10.24 | q 1 | Ke Hau Hung | Keisuke Yagi | 6-3, 6-3 | | match details | M15 Yanagawa | Hard |
| 20.10.24 | q 1 | Shu Muto | Keisuke Yagi | 6-4, 6-0 | | match details | M15 Tanagura | Hard |
| 02.09.24 | qual. | Hiroki Sakagawa | Keisuke Yagi | 6-0, 6-0 | | match details | M25 Sapporo | Hard |
| 01.09.24 | q 1 | Keisuke Yagi | Jared Thompkins | 6-2, 6-74, 10-6 |  | match details | ||
| 10.03.18 | q 1 | Daiki Koga | Keisuke Yagi | 6-1, 6-1 | | match details | Japan F2 | Hard |
| 03.03.18 | q 1 | Ryuhei Azuma | Keisuke Yagi | 6-2, 7-62 | | match details | Japan F1 | Hard |
| 24.02.18 | q 1 | Jurgen Briand | Keisuke Yagi | 6-2, 6-4 | | match details |  Turkey F8 | Hard |
| 18.02.18 | q 2 | Bogdan Ionut Apostol | Keisuke Yagi | 6-2, 7-65 | | match details | Turkey F7 | Hard |
| 17.02.18 | q 1 | Keisuke Yagi | Maksim Perepelitsa | 6-1, 6-0 | | match details | ||
| 05.06.17 | q 1 | Masaki Sasai | Keisuke Yagi | 6-0, 6-0 | | match details | Japan F7 | Hard |
| 03.04.17 | q 1 | Hiromasa Oku | Keisuke Yagi | 6-4, 6-1 | | match details | Japan F5 | Hard |
