Stadium: Court 5 Round: 27 Ground: Hardcourt outdoor
| ITF Thailand F9 | 2015/05/04 03:00 | Sho Katayama v Jacob Grills | 5-7,4-6 |
| ITF Thailand F9 | 2015/04/28 05:30 | Jacob Grills v Sho Katayama | 6-1,3-6,6-4 |
| Challenger Launceston Qual | 2017/02/04 04:15 | Jacob Grills v Nathan Pasha | 1-6,4-6 |
| Challenger Launceston Qual | 2017/02/04 00:20 | Jacob Grills v Ruben McCormack | 6-2,6-1 |
| Challenger Burnie Qual | 2017/01/29 04:45 | Greg Jones v Jacob Grills | 7-6,5-7,6-3 |
| Challenger Burnie Qual | 2017/01/28 05:45 | Jacob Grills v Daniel Nolan | 6-4,6-4 |
| Challenger Burnie Qual | 2017/01/28 01:55 | Zach Itzstein v Jacob Grills | 1-6,7-6,3-6 |
| ITF Vietnam F8 | 2016/08/14 03:00 | Seong Chan Hong v Jacob Grills | 6-1,6-7,6-0 |
| ITF Vietnam F8 | 2016/08/13 03:00 | David Agung Susanto v Jacob Grills | 2-6,3-6 |
| ITF Vietnam F8 | 2016/08/11 03:40 | Jacob Grills v Kittiphong Wachiramanowong | 6-7,6-1,6-2 |
| ITF Japan F5 | 2017/04/07 07:10 | Yusuke Takahashi v Sho Katayama | 6-1,7-5 |
| ITF Japan F5 | 2017/04/06 04:10 | Toshihide Matsui v Sho Katayama | 1-6,2-6 |
| ITF Japan F5 | 2017/04/04 02:40 | Masaya Kobayashi v Sho Katayama | 1-6,2-6 |
| ITF Japan F4 | 2017/03/30 01:00 | Renta Tokuda v Sho Katayama | 7-6,6-4 |
| ITF Japan F4 | 2017/03/29 03:40 | Hiroyasu Ehara v Sho Katayama | 2-6,4-6 |
| ITF Japan F3 | 2017/03/22 00:30 | Nam Hoang Ly v Sho Katayama | 6-1,6-2 |
| ITF Japan F2 | 2017/03/18 04:10 | Sho Katayama v Max Purcell | 6-7,3-6 |
| ITF Japan F2 | 2017/03/17 02:00 | Nam Hoang Ly v Sho Katayama | 2-6,6-3,4-6 |