Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| 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 |
| ITF - M15 Antalya | 2023/02/27 08:25 | Egor Khotchenkov v Ehara, Hiroyasu | 2-6,4-6 |
| ITF - M15 Antalya | 2023/02/26 07:00 | Arkady Svyatov v Ehara, Hiroyasu | 2-6,1-6 |
| ITF M25 Tsukuba | 2023/03/30 01:00 | Renta Tokuda v Naoki Tajima | 6-0,6-4 |
| ITF M25 Tsukuba | 2023/03/27 06:00 | Naoki Tajima v Ryotaro Matsumura | 6-3,0-6,10-4 |
| ITF M25 Tsukuba | 2023/03/27 00:30 | Taiyo Yamanaka v Naoki Tajima | 6-4,5-7,8-10 |
| Canberra, Singles M-ITF-AUS-06A | 2023/03/22 03:45 | Dane Sweeny v Naoki Tajima | 6-1,6-3 |
| Canberra, Singles M-ITF-AUS-06A | 2023/03/20 23:00 | Naoki Tajima v Blake Bayldon | 6-3,6-0 |
| Canberra, Singles M-ITF-AUS-06A | 2023/03/20 01:30 | Naoki Tajima v Mason Naumovski | 6-3,7-6 |
| Canberra, Singles M-ITF-AUS-06A | 2023/03/15 23:00 | Kelly, Dayne v Naoki Tajima | 6-1,6-2 |
| Canberra, Singles M-ITF-AUS-06A | 2023/03/14 23:00 | Ko Suzuki v Naoki Tajima | 2-6,5-7 |