| UTR Pro Yokohama | 2025/02/04 03:25 | Daisuke Sumizawa v Christopher Kosei Ono | 6-3,4-6,6-7 |
| UTR Pro Yokohama | 2025/02/03 04:15 | Arjun Mehrotra v Daisuke Sumizawa | 5-7,6-4,7-6 |
| UTR Pro Noda | 2025/01/19 04:00 | Ryotaro Matsumura v Daisuke Sumizawa | 6-4,3-6,6-3 |
| UTR Pro Noda | 2025/01/17 00:30 | Daisuke Sumizawa v Hiroyasu Ehara | 6-1,6-0 |
| UTR Pro Noda | 2025/01/15 01:35 | Daisuke Sumizawa v Ryoto Tachi | 6-4,6-1 |
| UTR Pro Noda | 2025/01/13 00:30 | Koyu Yanagi v Daisuke Sumizawa | 3-6,3-6 |
| ITF M25 Bali | 2025/01/02 05:00 | Daisuke Sumizawa v Chase Ferguson | 3-6,2-6 |
| ITF M25 Bali | 2025/01/01 03:00 | Daisuke Sumizawa v Yusuke Kusuhara | 6-3,6-0 |
| UTR Pro Los Angeles | 2025/01/02 18:55 | Maciej Rajski v Qian Sun | 7-6,6-3 |
| UTR Pro Los Angeles | 2025/01/01 22:05 | Emon Van Loben Sels v Qian Sun | 4-6,6-3,6-0 |
| UTR Pro Los Angeles | 2024/12/31 21:15 | Niels Hoffmann v Qian Sun | 6-4,7-5 |
| UTR Pro Los Angeles | 2024/12/30 00:05 | Masato Perera v Qian Sun | 2-6,6-3,6-4 |
| ITF M15 Huamantla | 2024/12/11 15:25 | Alan F R Fierros v Qian Sun | 4-6,7-5,6-0 |
| ITF M15 Huamantla | 2024/12/02 16:00 | Qian Sun v Juan Jose Bianchi | 2-6,3-6 |
| UTR Pro Malibu | 2024/11/17 20:49 | Qian Sun v George Davis | 6-0,6-1 |
| UTR Pro Malibu | 2024/11/16 23:01 | Alessandro-D Ventre v Qian Sun | 1-6,1-6 |