| WTT Star Contender Doha - Doubles Mixtes | 2021/09/24 13:00 | Jang/Jeon v Togami/Hayata | W | 1-3 |
| Asian Championship XD | 2021/10/02 15:30 | Chunting/Kem v Togami/Hayata | W | 0-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/24 13:00 | Jang/Jeon v Togami/Hayata | W | 1-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/24 09:00 | Togami/Hayata v Doo/Wong | W | 3-1 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/23 13:30 | Togami/Hayata v Ho K K / Lee H C | W | 3-1 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/22 07:30 | Chew/Zeng v Togami/Hayata | W | 0-3 |
| Asian Championship XD | 2021/10/02 16:00 | Ho K K / Lee H C v Jang/Jeon | W | 1-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/24 13:00 | Jang/Jeon v Togami/Hayata | L | 1-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/24 10:30 | Choi/Lee v Jang/Jeon | W | 2-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/23 14:00 | Ishiy/Takahashi v Jang/Jeon | W | 0-3 |
| WTT Star Contender Doha - Doubles Mixtes | 2021/09/22 16:00 | Wang/Kukulkova v Jang/Jeon | W | 0-3 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/06 02:00 | Jang/Jeon v Zhou Y / Chen X | L | 2-3 |
| République tchèque - Extraleague | 2018/06/08 07:20 | Yoshimura M / Ishikawa K v Jang/Jeon | L | 3-1 |
| République tchèque - Extraleague | 2018/06/08 02:40 | Gao N / Yu M v Jang/Jeon | W | 2-3 |