Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/08 06:25 | Ehara, Hiroyasu v Nam, Ji Sung | 4-6,2-6 |
| ITF - M15 Nishi-Tokyo | 2019/03/13 01:00 | Sora Fukuda v Ehara, Hiroyasu | 3-6,7-5,1-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/08 06:25 | Ehara, Hiroyasu v Nam, Ji Sung | 4-6,2-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/08 02:25 | Ehara, Hiroyasu v Yuki Mochizuki | 6-3,4-6,7-5 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/05 03:30 | Ehara, Hiroyasu v Shimizu, Keigo | 6-1,6-0 |
| ITF - M15 Antalya | 2019/01/17 11:30 | Alexander Shevchenko v Ehara, Hiroyasu | 6-3,6-1 |
| ITF - M15 Antalya | 2019/01/17 07:00 | Sabanov, Matej v Ehara, Hiroyasu | 4-6,7-6,4-6 |
| Challenger Kobe | 2018/11/13 04:30 | Tung-Lin Wu v Ehara, Hiroyasu | 6-3,6-2 |
| ITF Thailand F8 | 2018/11/06 08:35 | Ehara, Hiroyasu v Antoine Bellier | 4-6,4-6 |
| ITF - M15 Nishi-Tokyo | 2019/03/14 01:00 | Song, Min-Kyu v Nam, Ji Sung | 4-6,3-6 |
| ITF - M15 Nishi-Tokyo | 2019/03/13 03:50 | Tanaka, Yunosuke v Nam, Ji Sung | 6-4,1-6,5-7 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/10 01:00 | Shintaro Imai v Nam, Ji Sung | 6-2,6-2 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/09 01:00 | Jumpei Yamasaki v Nam, Ji Sung | 2-6,1-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/08 06:25 | Ehara, Hiroyasu v Nam, Ji Sung | 4-6,2-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/06 04:00 | Niki, Takuto v Nam, Ji Sung | 4-6,2-6 |
| Challenger Da Nang | 2019/01/06 08:35 | Nam, Ji Sung v Balaji, N. Sriram | 6-7,6-7 |
| Challenger Kobe | 2018/11/12 06:35 | Nam Hoang Ly v Nam, Ji Sung | 6-7,7-6,6-2 |