Round: 62 Ground: Clay
| ITF Japan F7 | 2017/06/04 01:00 | Naru Shirafuji v Tomohiro Masabayashi | 3-6,4-6 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Naru Shirafuji v Yuga Tashiro | 4-6,6-1,4-6 |
| ITF Japan F4 | 2017/03/25 03:00 | Tomohiro Masabayashi v Naru Shirafuji | 6-3,6-1 |
| ITF Japan F3 | 2017/03/18 00:30 | Naru Shirafuji v Yuto Sakai | 3-6,4-6 |
| ITF Japan F2 | 2017/03/13 01:00 | Takashi Yasugami v Naru Shirafuji | 7-6,6-4 |
| ITF Japan F2 | 2017/03/12 02:00 | Chih-Chun Tang v Naru Shirafuji | 5-7,7-6,0-6 |
| ITF Japan F1 | 2017/03/07 02:30 | Naru Shirafuji v Yuichi Ito | 2-6,6-2,3-6 |
| ITF Japan F1 | 2017/03/06 01:00 | Masaya Kobayashi v Naru Shirafuji | 7-5,6-2 |
| ITF Japan F7 | 2017/06/03 01:00 | Yuichiro Inui v Haru Inoue | 4-6,2-6 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Yuichiro Inui v Daisuke Sumizawa | 2-6,3-6 |
| ITF Japan F5 | 2017/04/01 02:00 | Yuichiro Inui v Naoki Tajima | 4-6,0-6 |
| ITF Japan F4 | 2017/03/25 03:00 | Aoran Wang v Yuichiro Inui | 6-4,6-2 |
| ITF Australia F3 Qual | 2017/03/18 03:00 | Scott Puodziunas v Yuichiro Inui | 6-2,6-7,6-3 |
| ITF Australia F2 Qual | 2017/03/12 00:00 | Scott Puodziunas v Yuichiro Inui | 6-4,6-2 |
| ITF Japan F1 | 2017/03/05 01:00 | Katsuki Nagao v Yuichiro Inui | 6-3,6-2 |
| ITF Kuwait F3 | 2016/11/14 23:00 | Giovani Samaha v Yuichiro Inui | 6-3,6-7,7-6 |