Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| Kofu, Qualifications Simples M-ITF-JPN-03A | 2019/03/19 01:00 | Keisuke Saitoh v Jumpei Yamasaki | 2-6,3-6 |
| ITF - M15 Nishi-Tokyo | 2019/03/14 01:00 | Shintaro Imai v Jumpei Yamasaki | 3-6,6-3,6-3 |
| ITF - M15 Nishi-Tokyo | 2019/03/13 02:20 | Jumpei Yamasaki v Look, Michael | 6-4,2-6,6-2 |
| 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 06:50 | Hong, Seong Chan v Jumpei Yamasaki | 6-3,6-7,2-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/08 02:30 | Kikuchi, Gengo v Jumpei Yamasaki | 6-7,6-4,3-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/06 02:30 | Jumpei Yamasaki v Blake Ellis | 7-5,6-4 |
| ITF M15 Claremont | 2019/02/07 18:00 | Brooksby, Jenson v Jumpei Yamasaki | 6-2,6-1 |
| Kofu, Qualifications Simples M-ITF-JPN-03A | 2019/03/20 03:30 | Kousuke Ogura v Song, Min-Kyu | 3-6,6-3,3-6 |
| ITF - M15 Nishi-Tokyo | 2019/03/14 01:00 | Song, Min-Kyu v Nam, Ji Sung | 4-6,3-6 |
| ITF Thailand F8 | 2018/11/07 02:00 | Song, Min-Kyu v Kuan-Yi Lee | 3-6,3-6 |
| ITF Thailand F8 | 2018/11/06 04:10 | Fufygin, Mikhail v Song, Min-Kyu | 4-6,2-6 |
| ITF Thailand F7 | 2018/11/03 02:00 | Kravchuk, Konstantin v Song, Min-Kyu | 6-3,6-3 |
| ITF Thailand F7 | 2018/11/02 05:30 | Song, Min-Kyu v Hong, Seong Chan | 6-2,6-3 |
| ITF Thailand F7 | 2018/11/01 02:00 | Jae Hwan Kim v Song, Min-Kyu | 2-6,1-6 |
| ITF Thailand F7 | 2018/10/31 02:00 | Spec, Matic v Song, Min-Kyu | 4-6,4-6 |