Round: 62 Ground: Hardcourt outdoor
| ITF Japan F7 | 2017/06/03 01:00 | Itsusaki, Kaito v Uesugi, Teppei | 6-7,6-1,3-6 |
| Yokohama, Japan, Qualifying | 2018/02/25 01:00 | Zhe Li v Uesugi, Teppei | 6-0,6-3 |
| Yokohama, Japan, Qualifying | 2018/02/24 02:45 | Sasaki, Kengo v Uesugi, Teppei | 2-6,7-6,6-7 |
| ITF Japan F8 | 2017/06/14 05:30 | Furuta, Ibuki v Uesugi, Teppei | 6-3,7-5 |
| ITF Japan F7 | 2017/06/04 01:00 | Uesugi, Teppei v Inoue, Haru | 6-3,2-6,2-6 |
| ITF Japan F7 | 2017/06/03 01:00 | Itsusaki, Kaito v Uesugi, Teppei | 6-7,6-1,3-6 |
| ITF Japan F4 | 2017/03/28 01:00 | Sasai, Masaki v Uesugi, Teppei | 6-3,6-2 |
| ITF Japan F4 | 2017/03/26 00:59 | Uesugi, Teppei v Matsuzaki, Yutaro | 6-1,6-0 |
| ITF Japan F4 | 2017/03/25 01:00 | Uesugi, Teppei v Furuta, Ibuki | 6-3,6-4 |
| Challenger Yokohama | 2018/02/27 01:00 | Soeda, Go v Itsusaki, Kaito | 6-0,6-2 |
| Challenger Kyoto Qual | 2018/02/17 07:50 | Itsusaki, Kaito v Niki, Takuto | 4-6,0-6 |
| ITF Japan F7 | 2017/06/03 01:00 | Itsusaki, Kaito v Uesugi, Teppei | 6-7,6-1,3-6 |
| ITF Japan F6 | 2017/05/31 01:00 | Itsusaki, Kaito v Shintaro Imai | 6-3,1-6,3-6 |
| ITF Japan F6 | 2017/05/29 04:00 | Yosuke Watanuki v Itsusaki, Kaito | 1-6,7-6,1-6 |
| ITF Japan F5 | 2017/04/01 01:00 | Itsusaki, Kaito v Masamichi Imamura | 3-6,4-6 |
| ITF Japan F4 | 2017/03/29 01:00 | Kikuchi, Gengo v Itsusaki, Kaito | 6-4,6-3 |
| ITF Japan F4 | 2017/03/28 03:00 | Johns, Collin v Itsusaki, Kaito | 2-6,6-2,4-6 |