| ITF Korea F8 | 2016/08/29 02:30 | Masaki Sasai v Ku Keon Kang | 5-7,2-6 |
| ITF Korea F8 | 2016/08/22 01:30 | Masaki Sasai v Jeamoon Lee | 2-6,4-6 |
| ITF Korea F8 | 2016/08/21 02:00 | Masaki Sasai v Weibowen Zou | 6-0,6-3 |
| ITF Vietnam F8 | 2016/08/02 02:00 | Seong Chan Hong v Masaki Sasai | 6-1,6-1 |
| ITF Vietnam F8 | 2016/08/01 03:00 | Xiao Gong v Masaki Sasai | 6-7,4-6 |
| ITF Japan F8 | 2016/06/14 03:00 | Gengo Kikuchi v Masaki Sasai | 7-5,6-4 |
| ITF Japan F7 Qual | 2016/06/05 01:00 | Masaki Sasai v Koichi Sano | 3-6,5-7 |
| ITF Japan F6 | 2016/05/31 01:00 | Masaki Sasai v Evan Song | 1-6,0-6 |
| ITF Korea F8 | 2016/09/03 01:00 | Jae-Won Choi v Dong-Hak Sin | 4-6,5-7 |
| ITF Korea F1 Qual | 2016/06/13 05:00 | Dong-Hak Sin v Jong-Min Choi | 3-6,3-6 |
| ITF Korea F1 Qual | 2016/06/12 03:00 | Dong-Hak Sin v Seong Woon Yu | 6-3,6-2 |
| ITF Korea F1 Qual | 2016/06/11 01:00 | Geon Ju Shin v Dong-Hak Sin | 7-6,4-6,4-6 |
| ITF USA F5 | 2016/01/22 16:30 | Dong-Hak Sin v Juan Manuel Benitez Chavarriaga | 5-7,0-6 |
| ITF USA F4 | 2016/01/17 19:00 | Riaan Du Toit v Dong-Hak Sin | 7-5,2-6,2-6 |
| ITF USA F4 | 2016/01/15 11:30 | Jake Van Emburgh v Dong-Hak Sin | 4-6,6-7 |
| ITF USA F3 Qual | 2016/01/09 18:30 | Dong-Hak Sin v Pietro Rimondini | 4-6,2-6 |