| Belgian Int. | 2022/09/15 15:20 | Koo Takahashi v Arnaud Merkle | W | 1-2 |
| Nantes Int. | 2024/06/14 08:20 | Matthias Kicklitz v Arnaud Merkle | L | 2-0 |
| Denmark Challenge | 2024/05/09 19:40 | Panitchaphon Teeraratsakul v Arnaud Merkle | L | 2-0 |
| Denmark Challenge | 2024/05/09 13:40 | Bharat Raghav v Arnaud Merkle | W | 0-2 |
| European Championships | 2024/04/12 10:00 | Arnaud Merkle v Anders Antonsen | L | 0-2 |
| European Championships | 2024/04/11 09:40 | Arnaud Merkle v Nhat Nguyen | W | 2-0 |
| European Championships | 2024/04/10 07:45 | Danylo Bosniuk v Arnaud Merkle | W | 0-2 |
| Swiss Open | 2024/03/20 11:50 | Magnus Johannesen v Arnaud Merkle | L | 2-1 |
| German Open | 2024/02/28 13:35 | Chia Hao Lee v Arnaud Merkle | L | 2-0 |
| Malaysia Masters | 2024/05/23 08:20 | Tien Chen Chou v Koo Takahashi | L | 2-0 |
| Malaysia Masters | 2024/05/22 03:45 | Koo Takahashi v Christo Popov | W | 2-0 |
| Malaysia Masters Qual | 2024/05/21 06:10 | Koo Takahashi v Joo Ven Soong | W | 2-1 |
| Malaysia Masters Qual | 2024/05/21 02:00 | Hyeok Jin Jeon v Koo Takahashi | W | 0-2 |
| Thailand Open | 2024/05/15 14:00 | Koo Takahashi v Kodai Naraoka | L | 0-2 |
| Spain Masters | 2024/03/28 11:55 | Tzu Wei Wang v Koo Takahashi | L | 2-1 |
| Spain Masters | 2024/03/27 18:30 | Koo Takahashi v Srikanth Kidambi | W | 2-0 |
| Spain Masters Qual | 2024/03/26 11:30 | Alvaro Vazquez v Koo Takahashi | W | 1-2 |