Stadium: Court 3 Round: 25 Ground: Clay
| ITF Japan F4 | 2017/03/30 01:00 | Renta Tokuda v Sho Katayama | 7-6,6-4 |
| ITF Japan F8 | 2015/06/27 01:00 | Sho Katayama v Renta Tokuda | 1-6,7-5,6-2 |
| ITF Japan F4 | 2018/03/30 03:30 | Sho Katayama v Yosuke Watanuki | 4-6,4-6 |
| ITF Japan F4 | 2018/03/29 03:45 | Sho Katayama v Tamaki Yamao | 6-4,6-4 |
| ITF Japan F4 | 2018/03/27 03:00 | Kento Takeuchi v Sho Katayama | 6-4,4-6,5-7 |
| ITF Japan F3 | 2018/03/22 08:45 | Sho Katayama v Kaito Uesugi | 3-6,1-6 |
| ITF Japan F3 | 2018/03/22 04:05 | Shuichi Sekiguchi v Sho Katayama | 5-7,6-4,2-6 |
| ITF Japan F3 | 2018/03/19 01:00 | Sho Katayama v Soichiro Moritani | 6-2,6-0 |
| ITF Japan F2 | 2018/03/13 03:00 | Kaichi Uchida v Sho Katayama | 7-6,6-3 |
| ITF Japan F1 | 2018/03/08 01:30 | Sho Katayama v Yuta Shimizu | 4-6,1-6 |
| ITF Japan F4 | 2018/04/01 02:00 | Renta Tokuda v Yosuke Watanuki | 5-7,1-6 |
| ITF Japan F4 | 2018/03/31 02:30 | Kuan-Yi Lee v Renta Tokuda | 0-6,2-6 |
| ITF Japan F4 | 2018/03/30 01:00 | Renta Tokuda v Jacob Grills | 6-3,6-2 |
| ITF Japan F4 | 2018/03/29 03:45 | Renta Tokuda v Yuta Shimizu | 6-3,6-1 |
| ITF Japan F4 | 2018/03/27 04:20 | Renta Tokuda v Naoki Nakagawa | 6-2,6-2 |
| Challenger Qujing Qual | 2018/03/18 03:00 | Renta Tokuda v Martins Podzus | 7-6,6-7,3-6 |
| Challenger Shenzhen Qual | 2018/03/12 04:45 | Jason Kubler v Renta Tokuda | 6-1,7-6 |
| Challenger Shenzhen Qual | 2018/03/11 03:10 | Toshihide Matsui v Renta Tokuda | 2-6,3-6 |