| WTT Contender Novo Mesto | 11/09 18:45 | - | Deok Hwa Choi v Yuta Tanaka | L | 1-3 | |
| WTT Contender Novo Mesto | 11/09 11:30 | - | Deok Hwa Choi v Vincent Picard | W | 3-0 | |
| WTT Contender Lasko | 11/02 08:00 | - | Joao Geraldo v Deok Hwa Choi | L | 3-0 | |
| WTT Contender Lasko | 11/01 13:00 | - | Deok Hwa Choi v Josh Shao Han Chua | W | 3-2 | |
| Open do Japão | 06/13 07:10 | - | Yuya Oshima v Deokhwa Choi | L | 4-1 | |
| Open do Japão | 06/12 00:00 | - | Adam Szudi v Deokhwa Choi | W | 3-4 | |
| Open da China | 05/28 05:40 | - | Deokhwa Choi v Kwan Kit Ho | L | 0-2 | |
| Open do Catar - Duplas Mistas | 03/26 07:45 | - | Yew En Koen Pang v Deokhwa Choi | L | 4-1 | |
| República Checa - Extraliga | 03/23 08:40 | - | Mattias Falck v Deokhwa Choi | L | 4-2 | |
| República Checa - Extraliga | 03/22 17:25 | - | Deokhwa Choi v Bojan Tokic | W | 4-1 | |
| República Checa - Extraliga | 03/22 14:25 | - | Florent Lambiet v Deokhwa Choi | W | 0-4 | |
| República Checa - Extraliga | 03/21 13:30 | - | Deokhwa Choi v Miad Lotfijanabadi | W | 4-0 |