Round: 44 Ground: Hardcourt outdoor
| ITF Japan F1 | 2017/03/10 01:00 | Kaito Itsusaki v Takuto Niki | 2-6,4-6 |
| ITF Japan F1 | 2017/03/09 01:00 | Liang-Chi Huang v Kaito Itsusaki | 4-6,0-6 |
| ITF Japan F1 | 2017/03/08 03:00 | Taiki Hashimoto v Kaito Itsusaki | 2-6,1-6 |
| ITF Japan F1 | 2017/03/06 01:00 | Kaito Itsusaki v Keisuke Watanuki | 6-3,6-3 |
| ITF Japan F1 | 2017/03/05 01:00 | Yutaro Matsuzaki v Kaito Itsusaki | 4-6,2-6 |
| Challenger Yokohama Qual | 2017/02/26 02:20 | Kaito Itsusaki v Jumpei Yamasaki | 3-6,3-6 |
| Challenger Yokohama Qual | 2017/02/25 02:55 | Peter Kobelt v Kaito Itsusaki | 6-7,6-7 |
| ITF Japan F5 | 2016/04/03 02:30 | Ryota Kishi v Kaito Itsusaki | 6-3,6-1 |
| ITF Japan F1 | 2017/03/04 03:30 | Yuto Sakai v Yuki Nakamura | 7-6,7-5 |
| ITF Japan F4 | 2015/03/29 00:00 | Kittiphong Wachiramanowong v Yuki Nakamura | 6-3,2-6,6-0 |
| ITF Japan F3 | 2015/03/23 01:00 | Sho Katayama v Yuki Nakamura | 6-2,6-0 |
| ITF Japan F3 | 2015/03/22 01:00 | Yuki Nakamura v Katsuki Nagao | 7-6,6-0 |
| ITF Japan F3 | 2014/03/24 01:00 | Yohei Ono v Yuki Nakamura | 6-2,6-1 |