| Swedish Open | 2019/01/20 12:00 | Minoru Koga v Kean Yew Loh | W | 2-0 |
| Swedish Open | 2019/01/19 17:00 | Minoru Koga v Eetu Heino | W | 2-0 |
| Swedish Open | 2019/01/19 10:00 | Minoru Koga v Felix Burestedt | W | 2-1 |
| Swedish Open | 2019/01/18 08:30 | Kim Bruun v Minoru Koga | W | 0-2 |
| Estonian Int. | 2019/01/11 16:30 | Raul Must v Minoru Koga | L | 2-0 |
| Swiss Open WD Qual | 2018/10/23 12:00 | Datu Mohd Shah Eizlan Sardik v Minoru Koga | W | 0-2 |
| Giraldilla Int. XD | 2018/08/08 04:25 | Vladimir Malkov v Minoru Koga | L | 2-1 |
| Giraldilla Int. XD | 2018/08/07 12:10 | Minoru Koga v Zin Rei Ryan Ng | W | 2-1 |
| Giraldilla Int. XD | 2017/02/07 07:20 | Phakorn Chotphinit v Ruttanapak Oupthong | L | 0-2 |
| Indonesia Masters XD | 2016/10/04 03:58 | Yodsakorn Nualnooplong v Phakorn Chotphinit | L | 2-0 |