Estadio: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Nishi-Tokyo | 2019/03/12 02:40 | Taisei Ichikawa v Blake Ellis | 6-7,4-6 |
| ITF M15 Nishi-Tama | 2019/03/08 01:00 | Taisei Ichikawa v Tomohiro Masabayashi | 6-4,1-6,2-6 |
| ITF M15 Nishi-Tama | 2019/03/05 07:00 | Takuya Kumasaka v Taisei Ichikawa | 1-6,5-7 |
| ITF M15 Anning | 2019/01/10 03:00 | Taisei Ichikawa v Kazuki Nishiwaki | 5-7,3-6 |
| ITF M15 Anning | 2019/01/09 05:45 | Luca Castelnuovo v Taisei Ichikawa | 6-2,2-6,4-6 |
| ITF M15 Anning | 2019/01/03 02:00 | Ti Chen v Taisei Ichikawa | 6-2,3-6,6-3 |
| ITF M15 Anning | 2019/01/02 04:20 | Ye Cong Mo v Taisei Ichikawa | 2-6,4-6 |
| ITF Hong Kong F3 | 2018/12/24 02:00 | Issei Okamura v Taisei Ichikawa | 6-2,7-5 |
| ITF M15 Kofu | 2019/03/18 04:30 | Masamichi Imamura v Kousuke Ogura | 2-6,6-4,10-6 |
| ITF M15 Kofu | 2019/03/18 00:30 | Masamichi Imamura v Ryuki Matsuda | 7-5,6-3 |
| ITF M15 Nishi-Tama | 2019/03/05 03:00 | Masamichi Imamura v Sho Shimabukuro | 5-7,5-7 |
| ITF M15 Nishi-Tama | 2019/03/05 01:00 | Quentin Folliot v Masamichi Imamura | 1-6,3-6 |
| Challenger de Yokohama | 2019/02/26 02:20 | Soonwoo Kwon v Masamichi Imamura | 6-2,6-2 |
| Challenger de Yokohama | 2019/02/25 01:00 | Renta Tokuda v Masamichi Imamura | 5-7,2-6 |
| ITF Japón F7 | 2018/06/07 02:00 | Sora Fukuda v Masamichi Imamura | 6-3,6-2 |
| ITF Japón F7 | 2018/06/05 01:00 | Masamichi Imamura v Takuya Kaneko | 6-2,7-5 |