Round: 28 Ground: Hardcourt outdoor
| ITF Japan F2 | 2014/03/19 01:00 | Masato Shiga v Shuichi Sekiguchi | 3-6,2-6 |
| ITF Guam F1 | 2016/05/27 04:25 | Masato Shiga v Masaki Sasai | 6-2,6-1 |
| ITF Guam F1 | 2016/05/25 00:00 | Masato Shiga v Yutaro Matsuzaki | 6-2,6-2 |
| ITF Guam F1 | 2016/05/23 01:30 | Masato Shiga v Yong-Kyu Lim | 6-3,6-4 |
| ITF China F7 | 2016/05/19 02:00 | Akira Santillan v Masato Shiga | 7-6,6-2 |
| ITF China F7 | 2016/05/17 05:10 | Masato Shiga v Cheng-Yu Yu | 3-6,6-4,6-2 |
| ITF China F6 | 2016/05/12 02:00 | Masato Shiga v Rigele Te | 0-6,2-6 |
| ITF China F6 | 2016/05/11 02:00 | Zhicheng Zhu v Masato Shiga | 4-6,3-6 |
| ITF Japan F5 | 2016/04/08 01:00 | Ryota Kishi v Masato Shiga | 6-4,5-7,6-3 |
| ITF Guam F1 | 2016/05/27 05:45 | Gengo Kikuchi v Shuichi Sekiguchi | 6-7,6-7 |
| ITF Guam F1 | 2016/05/24 03:45 | Matthew Brooklyn v Shuichi Sekiguchi | 4-6,1-6 |
| ITF China F7 | 2016/05/20 04:00 | Shuichi Sekiguchi v Soonwoo Kwon | 1-6,7-6,3-6 |
| ITF China F7 | 2016/05/19 02:00 | Shuichi Sekiguchi v Evan Song | 6-7,6-4,6-1 |
| ITF China F7 | 2016/05/17 02:00 | Shuichi Sekiguchi v Harry Bourchier | 6-3,2-6,6-4 |
| ITF China F5 | 2016/04/17 03:00 | Nicolas Barrientos v Shuichi Sekiguchi | 6-4,6-1 |
| ITF China F5 | 2016/04/16 04:35 | Shuichi Sekiguchi v Chuhan Wang | 6-1,7-5 |
| ITF China F5 | 2016/04/15 03:15 | Bowen Ouyang v Shuichi Sekiguchi | 4-6,4-6 |