Stadium: Court 3 Round: 25 Ground: Clay
| Challenger Kobe | 2022/11/13 03:10 | Ergi Kirkin v Yuki Mochizuki | 6-3,5-7,4-6 |
| Challenger Matsuyama | 2022/11/08 04:55 | Damir Dzumhur v Ergi Kirkin | 3-6,6-3,6-2 |
| Challenger Matsuyama | 2022/11/07 01:00 | Ergi Kirkin v Naoki Nakagawa | 4-6,6-2,6-1 |
| Challenger Matsuyama | 2022/11/06 01:00 | Ergi Kirkin v Renta Tokuda | 4-6,6-3,7-5 |
| Challenger Yokohama | 2022/11/02 01:30 | Christopher O'Connell v Ergi Kirkin | 6-3,6-4 |
| Challenger Yokohama | 2022/10/31 04:40 | Shinji Hazawa v Ergi Kirkin | 4-6,2-6 |
| Challenger Hamburg | 2022/10/18 18:10 | Robin Haase v Ergi Kirkin | 6-2,6-4 |
| Challenger Hamburg | 2022/10/17 11:00 | Ergi Kirkin v John Sperle | 6-7,6-3,6-2 |
| Challenger Bergamo | 2022/10/30 12:20 | Illya Marchenko v Mate Valkusz | 6-2,6-3 |
| Challenger Vilnius | 2022/10/20 11:45 | Mate Valkusz v Cem Ilkel | 6-7,7-6,1-6 |
| Challenger Vilnius | 2022/10/18 13:50 | Mate Valkusz v Ernests Gulbis | 6-2,6-3 |
| Challenger Parma | 2022/10/06 16:20 | Mate Valkusz v Gian Marco Moroni | 6-3,4-6,7-5 |
| Challenger Parma | 2022/10/04 13:40 | Riccardo Bonadio v Mate Valkusz | 6-7,4-6 |
| Challenger Parma | 2022/10/03 08:00 | Mate Valkusz v Alexander Weis | 6-4,6-2 |
| Challenger Parma | 2022/10/02 08:00 | Mate Valkusz v Gabriele Piraino | 0-6,6-0,6-4 |
| Challenger Sibiu | 2022/09/22 10:00 | Mate Valkusz v Nikola Milojevic | 6-1,6-2 |