Round: 62 Ground: Hardcourt outdoor
| ITF Cina F3 - Qual. | 2017/02/26 03:40 | Jun Nan Tao v Kazuki Nishiwaki | 6-3,6-2 |
| ITF Cina F3 - Qual. | 2017/02/25 03:00 | Kazuki Nishiwaki v Sheng Hao Zhou | 2-6,7-6,7-5 |
| ITF Cina F2 - Qual. | 2017/02/18 02:40 | Kazuki Nishiwaki v Jun Nan Tao | 4-6,3-6 |
| ITF M25 Tbilisi | 2016/11/05 04:05 | Kazuki Nishiwaki v Kento Takeuchi | 0-6,2-6 |
| ITF Giappone F8 | 2016/06/16 02:50 | Gengo Kikuchi v Kazuki Nishiwaki | 7-6,6-4 |
| ITF Giappone F8 | 2016/06/15 04:30 | Kazuki Nishiwaki v Hiromasa Oku | 2-6,6-3,6-4 |
| ITF Giappone F4 | 2015/03/28 00:30 | Yutaro Matsuzaki v Kazuki Nishiwaki | 6-7,6-4,6-4 |
| ITF Giappone F2 | 2015/03/14 00:30 | Ryota Tanuma v Kazuki Nishiwaki | 6-4,6-4 |
| ITF Giappone F2 | 2017/03/12 03:00 | Kaito Itsusaki v Koichi Sano | 6-7,1-6 |
| ITF Giappone F2 | 2017/03/11 03:00 | Kaito Itsusaki v Yuki Nakamura | 6-3,6-0 |
| ITF Giappone F1 | 2017/03/10 01:00 | Kaito Itsusaki v Takuto Niki | 2-6,4-6 |
| ITF Giappone F1 | 2017/03/09 01:00 | Liang-Chi Huang v Kaito Itsusaki | 4-6,0-6 |
| ITF Giappone F1 | 2017/03/08 03:00 | Taiki Hashimoto v Kaito Itsusaki | 2-6,1-6 |
| ITF Giappone F1 | 2017/03/06 01:00 | Kaito Itsusaki v Keisuke Watanuki | 6-3,6-3 |
| ITF Giappone 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 |