Stadium: Court F Round: 27 Ground: Hardcourt indoor
| Challenger Kobe MD | 2018/11/13 06:00 | Gong/Zhang v Li/Soeda | 7-6,4-6,8-10 |
| Challenger Winnipeg MD | 2018/07/13 21:00 | Huesler/Verbeek v Li/Soeda | 6-7,6-3,11-9 |
| Challenger Winnipeg MD | 2018/07/12 23:45 | Li/Soeda v Escoffier/Miedler | 6-2,6-3 |
| Challenger Winnipeg MD | 2018/07/12 00:15 | Lin/Muamba v Li/Soeda | 4-6,6-3,7-10 |
| Challenger Kobe MD | 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 Japan F1 MD | 2018/03/06 06:00 | Nakagawa/Yamasaki v Hazawa/Shimizu | 2-6,6-7 |
| ITF China F1 MD | 2018/01/12 06:50 | Hazawa/Shimizu v Te/Wang | 5-7,6-7 |