Home History
| WTT Contender Tunis Quals | 2022/08/02 18:30 | Wen Sun v Koki Niwa | W | 1-3 |
| WTT Contender Tunis Quals | 2022/08/02 14:00 | Yuta Tanaka v Koki Niwa | W | 1-3 |
| WTT Star Contender Budapest Quals | 2022/07/11 10:40 | Cheng-Ting Liao v Koki Niwa | L | 3-2 |
| WTT Contender Lima | 2022/06/18 19:05 | Koki Niwa v Anton Kallberg | L | 2-3 |
| WTT Contender Lima | 2022/06/17 23:05 | Horacio Cifuentes v Koki Niwa | W | 1-3 |
| WTT Contender Lima | 2022/06/17 00:15 | Koki Niwa v Brian Afanador | W | 3-1 |
| Japan T League | 2022/03/03 10:25 | Yuya Oshima v Koki Niwa | W | 0-1 |
| Japan T League | 2022/02/22 10:00 | Koki Niwa v Kazuki Hamada | W | 3-1 |
Away History
| WTT Feeder Budapest | 2022/07/20 08:30 | Ricardo Walther v Jaehyun An | L | 3-2 |
| WTT Feeder Budapest | 2022/07/19 14:40 | Rares Sipos v Jaehyun An | L | 3-2 |
| WTT Star Contender Budapest Quals | 2022/07/12 16:30 | Jaehyun An v Alexis Lebrun | L | 0-3 |
| WTT Star Contender Budapest Quals | 2022/07/11 17:50 | Jaehyun An v Manush Utpalbhai Shah | W | 3-2 |
| WTT Feeder Otocec | 2022/06/25 15:30 | Jaehyun An v Shidong Lin | L | 1-4 |
| WTT Feeder Ototec | 2022/06/24 18:25 | Jaehyun An v Daeseong Cho | W | 3-2 |
| WTT Feeder Ototec | 2022/06/24 10:05 | Jaehyun An v Guodong Liang | W | 4-1 |
| WTT Feeder Ototec | 2022/06/23 15:30 | Jaehyun An v Samuel Kulczycki | W | 3-2 |