Stadium: Court 7 Round: 27 Ground: Hardcourt outdoor
| ITF M15 - Kashiwa - Herrdubbel | 2019/04/03 09:55 | Hsu/Imai v Hazawa/Shimizu | 6-7,6-2,1-10 |
| Challenger Kobe - Herrdubbel | 2018/11/15 04:25 | Li/Soeda v Hazawa/Shimizu | 6-3,6-4 |
| Challenger Kobe - Herrdubbel | 2018/11/12 04:10 | Hazawa/Shimizu v Echargui/Sels | 6-2,6-3 |
| ITF Japan F5 MD | 2018/04/06 06:10 | Tokuda/Yamasaki v Hazawa/Shimizu | 3-6,6-4,10-7 |
| ITF Japan F5 MD | 2018/04/05 07:10 | Imai/Moritani v Hazawa/Shimizu | 3-6,2-6 |
| ITF Japan F5 MD | 2018/04/04 07:15 | Hazawa/Shimizu v Kibi/Niki | 6-7,7-6,10-4 |
| ITF Japan F5 MD | 2018/04/03 04:00 | Hazawa/Shimizu v Yuki Matsuo/Sumizawa | 4-6,6-3,10-5 |
| ITF Japan F1 MD | 2018/03/08 10:45 | Hazawa/Shimizu v Katayama/Moritani | 6-1,3-6,4-10 |
| ITF M15 - Kashiwa - Herrdubbel | 2019/04/02 07:25 | Takeuchi/Tanuma v Takahashi/Yamasaki | 6-4,3-6,8-10 |
| ITF M15 Kofu MD | 2019/03/22 06:25 | Ellis/Look v Takahashi/Yamasaki | 7-5,6-4 |
| ITF M15 Kofu MD | 2019/03/21 08:00 | Takahashi/Yamasaki v Chikami/Ogura | 6-3,6-4 |
| ITF M15 Kofu MD | 2019/03/20 07:20 | Takahashi/Yamasaki v Lin/Wang | 4-6,6-3,10-7 |
| ITF M15 Nishi-Tama - Herrdubbel | 2019/03/09 02:05 | Ehara/Katayama v Takahashi/Yamasaki | 6-3,6-4 |
| ITF M15 Nishi-Tama - Herrdubbel | 2019/03/06 06:35 | Takahashi/Yamasaki v Saitoh/Sumizawa | 6-3,6-4 |