Stadium: Court 8 Round: 54 Ground: Hardcourt outdoor
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/05 04:20 | Sekiguchi, Shuichi v Hiroki Sakagawa | 6-3,6-2 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/04 00:55 | Hiroki Sakagawa v Fields, Omar | 5-7,6-3,13-11 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/03 01:00 | Naoki Tajima v Hiroki Sakagawa | 2-6,3-6 |
| ITF M25 Anseong | 2023/06/21 03:40 | Hiroki Sakagawa v Duckhee Lee | 1-6,2-6 |
| ITF M25 Anseong | 2023/06/19 05:25 | Seung Woo Cho v Hiroki Sakagawa | 6-1,1-6,6-10 |
| ITF M25 Anseong | 2023/06/19 01:00 | Hyun Woo Cho v Hiroki Sakagawa | 6-4,2-6,4-10 |
| ITF M25 Anseong | 2023/06/18 01:00 | Hiroki Sakagawa v Jungmin Hwang | 6-0,6-2 |
| UTR Pro Tennis Series Texas | 2022/08/20 18:00 | Franco Ribero v Hiroki Sakagawa | 7-6,5-0 |
| Kashiwa, Singles Main, M-ITF-JPN-03A | 2023/04/05 02:40 | Kawakami, Rimpei v Ehara, Hiroyasu | 6-0,6-0 |
| Kashiwa, Singles Main, M-ITF-JPN-03A | 2023/04/03 02:30 | Ehara, Hiroyasu v Naoki Tajima | 6-4,6-2 |
| Kashiwa, Singles Main, M-ITF-JPN-03A | 2023/04/02 04:00 | Yuichiro Inui v Ehara, Hiroyasu | 4-6,2-6 |
| ITF - M15 Antalya | 2023/03/14 11:20 | Gabriele Pennaforti v Ehara, Hiroyasu | 6-0,6-2 |
| ITF - M15 Antalya | 2023/03/13 16:10 | Jiri Jenicek v Ehara, Hiroyasu | 2-6,1-6 |
| ITF - M15 Antalya | 2023/03/12 10:30 | Filippo Verdese v Ehara, Hiroyasu | 1-6,1-6 |
| ITF - M15 Antalya | 2023/03/01 07:00 | Ehara, Hiroyasu v Dominik Kellovsky | 3-6,2-6 |
| ITF - M15 Antalya | 2023/02/28 07:00 | Igor Gimenez v Ehara, Hiroyasu | 6-7,3-6 |