[163] Akira Santillan 2-6,4-6 Yosuke Watanuki [433] 2017-10-16 02:00
Stadium: I Round: 54 Ground: Hardcourt outdoor
Home History
| Challenger Ningbo Qual | 2017/10/15 03:00 | Akira Santillan v Shi Hong Zeng | 6-1,6-1 |
| Challenger Kaohsiung | 2017/10/05 08:10 | Lukáš Rosol v Akira Santillan | 6-4,6-7,7-5 |
| Challenger Kaohsiung | 2017/10/03 05:40 | Shuichi Sekiguchi v Akira Santillan | 3-6,4-6 |
| ATP Shenzhen | 2017/09/26 11:35 | Akira Santillan v Evgeny Donskoy | 6-3,2-6,6-7 |
| US Open Qual | 2017/08/25 15:00 | JC Aragone v Akira Santillan | 6-3,2-6,6-3 |
| US Open Qual | 2017/08/24 16:10 | Uladzimir Ignatik v Akira Santillan | 3-6,2-6 |
| US Open Qual | 2017/08/22 16:55 | Akira Santillan v Sebastian Ofner | 3-6,6-3,6-4 |
| Challenger Aptos | 2017/08/11 23:00 | Sam Groth v Akira Santillan | 7-5,7-6 |
Away History
| Challenger Ningbo Qual | 2017/10/15 03:00 | Zihao Xia v Yosuke Watanuki | 2-6,6-4,5-7 |
| ATP Tokyo Qual | 2017/09/30 07:10 | Vasek Pospisil v Yosuke Watanuki | 7-6,7-6 |
| Challenger Gwangju Qual | 2017/09/17 04:10 | Yosuke Watanuki v Makoto Ochi | 5-7,3-6 |
| Challenger Gwangju Qual | 2017/09/16 04:30 | Yosuke Watanuki v Bruno Mardones | 6-0,6-4 |
| ITF Spain F26 | 2017/08/21 15:45 | Yosuke Watanuki v Juan Lizariturry | 6-7,6-3,1-6 |
| ITF Spain F25 | 2017/08/14 14:00 | Yosuke Watanuki v Marc Fornell-Mestres | 6-7,4-6 |
| ITF Italy F25 | 2017/08/08 11:50 | Lorenzo Sonego v Yosuke Watanuki | 6-2,7-6 |
| ITF Italy F24 | 2017/08/01 09:55 | Yosuke Watanuki v Cristian Carli | 2-6,1-6 |