Estádio: Court 6 Round: 26 Ground: Hardcourt outdoor
| ITF - M25 Matsuyama | 2019/04/09 05:05 | Masamichi Imamura v Gengo Kikuchi | 7-6,6-1 |
| ITF - M15 Kashiwa | 2019/04/03 04:50 | Masamichi Imamura v Mark Whitehouse | 3-6,4-6 |
| ITF - M15 Tsukuba | 2019/03/27 02:25 | Jumpei Yamasaki v Masamichi Imamura | 6-1,4-6,6-4 |
| ITF M15 Kofu | 2019/03/21 05:20 | Sho Shimabukuro v Masamichi Imamura | 6-3,7-6 |
| ITF M15 Kofu | 2019/03/20 03:25 | Taisei Ichikawa v Masamichi Imamura | 6-7,4-6 |
| 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 - M25 Matsuyama | 2019/04/11 01:00 | Naoki Tajima v Kousuke Ogura | 6-4,6-0 |
| ITF - M15 Kashiwa | 2019/04/03 03:05 | Tamaki Yamao v Naoki Tajima | 6-1,3-6,6-2 |
| ITF - M15 Tsukuba | 2019/03/30 01:00 | Naoki Tajima v Shintaro Imai | 1-6,2-6 |
| ITF - M15 Tsukuba | 2019/03/29 03:35 | Naoki Tajima v Yuta Shimizu | 6-4,7-6 |
| ITF - M15 Tsukuba | 2019/03/28 03:00 | Mark Whitehouse v Naoki Tajima | 4-6,6-4,3-6 |
| ITF - M15 Tsukuba | 2019/03/27 03:25 | Issei Okamura v Naoki Tajima | 3-6,4-6 |
| ITF M15 Kofu | 2019/03/21 03:40 | Yusuke Takahashi v Naoki Tajima | 6-3,6-2 |
| ITF M15 Kofu | 2019/03/20 02:25 | Naoki Tajima v Tomohiro Masabayashi | 4-6,6-1,6-2 |