Stadium: Centre Court Round: 27 Ground: Hardcourt outdoor
| ATP Cincinnati Qual | 2015/08/15 20:55 | Vasek Pospisil v Tatsuma Ito | 6-3,6-2 |
| Challenger Seoul | 2017/05/10 01:30 | Tatsuma Ito v Marko Tepavac | 2-6,3-6 |
| Challenger Gimcheon | 2017/05/02 05:55 | Tatsuma Ito v Duckhee Lee | 6-4,3-6,4-6 |
| Challenger Taipei | 2017/04/23 07:55 | Tatsuma Ito v Yen-Hsun Lu | 1-6,6-7 |
| Challenger Taipei | 2017/04/22 05:00 | Akira Santillan v Tatsuma Ito | 4-6,6-2,5-7 |
| Challenger Taipei | 2017/04/21 06:00 | Konstantin Kravchuk v Tatsuma Ito | 4-6,6-7 |
| Challenger Taipei | 2017/04/20 06:00 | Tatsuma Ito v Lukas Lacko | 6-4,6-4 |
| ITF Japan F5 | 2017/04/09 07:30 | Tatsuma Ito v Masato Shiga | 6-4,6-2 |
| ITF Japan F5 | 2017/04/09 03:30 | Tatsuma Ito v Yusuke Takahashi | 6-4,6-2 |
| Challenger Seoul | 2017/05/10 04:25 | Vasek Pospisil v Duckhee Lee | 6-2,6-7,6-7 |
| Challenger Seoul | 2017/05/08 07:10 | Vasek Pospisil v Sadio Doumbia | 6-3,6-2 |
| Challenger Gimcheon | 2017/05/05 02:00 | Teymuraz Gabashvili v Vasek Pospisil | 6-4,7-6 |
| Challenger Gimcheon | 2017/05/04 03:50 | Hubert Hurkacz v Vasek Pospisil | 6-7,7-5,1-6 |
| Challenger Gimcheon | 2017/05/02 02:00 | Jason Jung v Vasek Pospisil | 5-7,0-6 |
| Challenger Taipei | 2017/04/22 07:05 | Vasek Pospisil v Yen-Hsun Lu | 4-6,4-6 |
| Challenger Taipei | 2017/04/21 08:00 | Vasek Pospisil v Marco Chiudinelli | 6-3,6-4 |
| Challenger Taipei | 2017/04/20 08:45 | Vasek Pospisil v Prajnesh Gunneswaran | 7-6,6-2 |