| Akita Masters MD | 2019/08/14 01:20 | Koga/Saito v Lam/Wong | W | 2-0 |
| US Open MD | 2019/07/11 20:40 | Ko/Shin v Koga/Saito | L | 2-1 |
| US Open MD | 2019/07/10 20:30 | Arends/Jille v Koga/Saito | W | 1-2 |
| Canada Open MD | 2019/07/05 03:00 | Ko/Shin v Koga/Saito | L | 2-0 |
| Canada Open MD | 2019/07/03 15:40 | Koga/Saito v Leung/Wheller | W | 2-1 |
| Australian Open MD | 2019/06/06 05:15 | Koga/Saito v Liao/Su | L | 0-2 |
| Australian Open MD | 2019/06/05 05:10 | Okamura/Onodera v Koga/Saito | W | 1-2 |
| Australian Open MD Qual | 2019/06/04 00:00 | Chang/Yeung v Koga/Saito | W | 1-2 |
| Finnish Open MD | 2019/04/06 09:00 | Mitsuhashi/Ogura v Jansen/Kaesbauer | L | 0-2 |
| Giraldilla Int. XD | 2019/02/22 11:00 | Guo/Liu v Mitsuhashi/Ogura | L | 2-0 |
| Giraldilla Int. XD | 2018/02/23 19:05 | Mitsuhashi/Ogura v Leydon-Davis/Moelhede | L | 1-2 |