| Internazionali di Portogallo - Qual. | 03/10 11:00 | - | Sacha Leveque v Jia Wei Joel Koh | W | 0-2 | |
| Open di Slovacchia | 03/04 15:20 | - | Jia Wei Joel Koh v Chia Hao Lee | L | 0-2 | |
| Open di Slovacchia | 03/04 08:50 | - | Jia Wei Joel Koh v Duc Phat Le | W | 2-0 | |
| Internazionali d'Indonesia | 10/23 06:00 | 5 | Jia Wei Joel Koh v Sony Dwi Kuncoro | L | 0-2 | |
| Internazionali d'Indonesia | 10/22 11:20 | 6 | Jia Wei Joel Koh v Eveshgaran Vasigaran | W | 2-0 | |
| Masters d'Indonesia | 10/01 11:50 | 6 | Jia Wei Joel Koh v Sony Dwi Kuncoro | L | 1-2 | |
| Open di Taipei Cinese - Qual. | 09/03 02:40 | - | Ikhsan L I Rumbay v Jia Wei Joel Koh | L | 2-1 | |
| Internazionali di Malesia | 06/18 11:50 | - | Jia Wei Joel Koh v Jia Wei Tan | L | 0-2 | |
| Sudirman Cup | 05/22 04:00 | - | Jia Wei Joel Koh v Misha Zilberman | L | 1-2 | |
| Giraldilla International DX | 02/19 08:55 | - | Jia Wei Joel Koh v Teerapat Keawan | L | 1-2 | |
| Masters d'Indonesia DX | 02/07 03:00 | 1 | Guangzu Lu v Jia Wei Joel Koh | L | 2-0 | |
| Masters d'Indonesia DX | 02/06 03:00 | 1 | Cheuk Yiu Lee v Jia Wei Joel Koh | L | 2-0 |