Stadium: Show Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M25 - Nonthaburi | 2019/08/04 03:00 | Renta Tokuda v Sanjar Fayziev | 6-3,6-3 |
| ITF M25 - Nonthaburi | 2019/08/03 04:35 | Renta Tokuda v Shintaro Imai | 6-4,7-5 |
| ITF M25 - Nonthaburi | 2019/08/02 06:10 | Renta Tokuda v Marsel Ilhan | 7-6,6-4 |
| ITF M25 - Nonthaburi | 2019/08/01 06:55 | Renta Tokuda v Siddharth Vishwakarma | 6-4,6-4 |
| ITF M25 - Nonthaburi | 2019/07/31 05:05 | Renta Tokuda v Alexander Crnokrak | 6-4,6-2 |
| ITF M25 Taipei | 2019/07/28 02:00 | Tsung-Hua Yang v Renta Tokuda | 2-6,6-3,0-6 |
| ITF M25 Taipei | 2019/07/27 02:00 | Wei-De Lin v Renta Tokuda | 2-6,1-6 |
| ITF M25 Taipei | 2019/07/26 02:00 | Yusuke Takahashi v Renta Tokuda | 1-6,5-7 |
| Challenger Yokkaichi | 2019/08/05 03:40 | Shinji Hazawa v Thomas Fancutt | 6-4,6-1 |
| ITF M25 Kunshan | 2019/07/05 01:30 | Jonathan Mridha v Shinji Hazawa | 4-6,6-1,6-4 |
| ITF M25 Kunshan | 2019/07/04 03:50 | Bingyu Yu v Shinji Hazawa | 1-6,1-6 |
| ITF M25 Kunshan | 2019/07/02 09:35 | Garrett Johns v Shinji Hazawa | 6-7,1-6 |
| ITF M25 - Yinchuan | 2019/06/28 07:00 | Xin Gao v Shinji Hazawa | 6-2,6-4 |
| ITF M25 - Yinchuan | 2019/06/28 03:35 | Zhou Mingzhou v Shinji Hazawa | 4-6,2-6 |
| ITF M25 Matsuyama | 2019/04/10 03:30 | Yuki Mochizuki v Shinji Hazawa | 6-0,6-2 |
| ITF M15 - Kashiwa | 2019/04/04 02:40 | Shinji Hazawa v Makoto Ochi | 2-6,1-6 |