Stadium: Court 5 Round: 28
| ITF Vietnam F1 MD | 2017/11/09 06:15 | Pham/Trinh v Katayama/Onozawa | 1-6,2-6 |
| ITF Vietnam F1 MD | 2017/11/08 06:00 | Congcar/Nguyen v Katayama/Onozawa | 2-6,2-6 |
| ITF Japan F3 MD | 2017/03/20 05:50 | Katayama/Onozawa v Nagao/Oku | 4-6,4-6 |
| ITF Japan F2 MD | 2017/03/15 05:45 | Niki/Uesugi v Katayama/Onozawa | 7-6,6-1 |
| ITF Japan F2 MD | 2017/03/14 07:15 | Huang/Lin v Katayama/Onozawa | 2-6,4-6 |
| ITF Japan F1 MD | 2017/03/09 06:00 | Katayama/Onozawa v Nagao/Oku | 3-6,6-3,9-11 |
| ITF Japan F1 MD | 2017/03/08 04:45 | Cao/Johns v Katayama/Onozawa | 2-6,4-6 |
| Challenger Toyota MD | 2016/11/14 03:55 | Katayama/Onozawa v Kwon/Lim | 6-4,2-6,5-10 |
| ITF Vietnam F1 MD | 2017/11/09 06:30 | Hsu/Wu v Mladenov/Ursu | 4-6,2-6 |
| ITF Vietnam F1 MD | 2017/11/08 04:05 | Matsuzaki/Stevenson v Mladenov/Ursu | 6-7,4-6 |
| Challenger Ho Chi Minh City MD | 2017/10/26 05:00 | Mladenov/Ursu v Gonzales/Reese | 3-6,1-6 |