Round: 44 Ground: Hardcourt outdoor
| ITF China F12 | 2016/07/13 02:30 | Soichiro Moritani v Koichi Sano | 6-7,6-4,6-1 |
| ITF China F12 | 2016/07/12 02:30 | Zihao Xia v Koichi Sano | 6-7,3-6 |
| ITF Japan F8 | 2016/06/13 01:00 | Koichi Sano v Kaito Uesugi | 2-6,4-6 |
| ITF Japan F8 | 2016/06/11 01:00 | Koichi Sano v Yuga Tashiro | 6-3,7-5 |
| ITF Japan F7 | 2016/06/09 02:00 | Koichi Sano v Sho Katayama | 6-3,2-6,1-6 |
| ITF Japan F7 | 2016/06/07 01:00 | Koichi Sano v Evan Song | 2-6,7-5,6-4 |
| ITF Japan F7 Qual | 2016/06/05 01:00 | Masaki Sasai v Koichi Sano | 3-6,5-7 |
| ITF Guam F1 | 2016/05/25 01:00 | Andrew Whittington v Koichi Sano | 6-4,6-2 |
| ITF Japan F6 Qual | 2015/06/07 03:30 | Shinta Fujii v Renta Tokuda | 3-6,2-6 |
| ITF Japan F5 | 2015/05/30 01:00 | Ryotaro Matsumura v Shinta Fujii | 6-3,6-1 |
| ITF Japan F4 | 2015/03/31 04:05 | Shinta Fujii v Kento Takeuchi | 3-6,6-3,6-7 |
| ITF Japan F4 | 2015/03/30 01:00 | Jarryd Chaplin v Shinta Fujii | 3-6,6-7 |
| ITF Japan F4 | 2015/03/29 00:00 | Ibuki Furuta v Shinta Fujii | 4-6,6-4,6-7 |
| ITF Japan F4 | 2015/03/28 03:00 | Shinta Fujii v Yuichiro Inui | 6-2,6-7,6-1 |
| ITF Japan F1 | 2015/03/08 01:00 | Jarryd Chaplin v Shinta Fujii | 6-3,6-3 |
| ITF Turkey F31 | 2014/09/06 06:30 | Kunal Vazirani v Shinta Fujii | 0-6,2-6 |