Ground: Hardcourt outdoor
| ITF M15 Harmon | 2025/06/10 23:58 | Seiya Nakanishi v Kenta Miyoshi | 0-6,2-6 |
| UTR Pro Kawaguchi | 2025/04/27 05:05 | Seiya Nakanishi v Kenta Nakamura | 6-1,6-4 |
| UTR Pro Kawaguchi | 2025/04/27 01:00 | Seiya Nakanishi v Alexey Shtengelov | 6-7,6-4,7-5 |
| UTR Pro Kawaguchi | 2025/04/25 03:00 | Seiya Nakanishi v Masaki Tonaka | 6-7,6-3,7-5 |
| UTR Pro Kawaguchi | 2025/04/24 06:25 | Seiya Nakanishi v Ryota Tanuma | 3-6,4-6 |
| UTR Pro Kawaguchi | 2025/04/24 00:00 | Ko Nagashima v Seiya Nakanishi | 3-6,7-5,6-1 |
| UTR Pro Kawaguchi | 2025/04/22 02:10 | Hikaru Takahashi v Seiya Nakanishi | 4-6,7-5,6-1 |
| ITF M15 Osaka | 2025/04/15 01:00 | Yusuke Kusuhara v Seiya Nakanishi | 6-2,7-6 |
| Challenger Taipei | 2024/10/20 09:05 | Sanhui Shin v Hong-Lin Fu | 6-2,6-2 |
| ITF M25 Bali | 2024/09/16 03:30 | Hong-Lin Fu v Elias Julian Werner | 4-6,6-1,3-10 |
| ITF M25 Bali | 2024/09/15 04:00 | Hong-Lin Fu v Ids Waterbolk | 4-6,6-2,10-6 |
| ITF M25 Bali | 2024/09/11 04:40 | Max Basing v Hong-Lin Fu | 6-2,6-3 |
| ITF M25 Bali | 2024/09/09 03:40 | Hong-Lin Fu v Jeffrey Hsu | 6-2,6-4 |
| ITF M25 Bali | 2024/09/08 01:30 | Hong-Lin Fu v Medhir Goyal | 6-0,6-2 |
| ITF M25 Bali | 2024/09/03 05:55 | Damien Wenger v Hong-Lin Fu | 6-1,6-0 |
| ITF M25 Bali | 2024/09/02 01:30 | Felix Mischker v Hong-Lin Fu | 6-1,6-3 |