| Indonesia Masters MD | 10/04 08:20 | 3 | Hoshino S / Nishikawa Y v Huang/Liu | L | 0-2 | |
| Indonesia Masters MD | 10/03 12:30 | 4 | Alfian/Ardianto v Hoshino S / Nishikawa Y | W | 0-2 | |
| Indonesia Masters MD | 10/02 13:05 | 5 | Chrisnanta D B / Loh K H v Hoshino S / Nishikawa Y | W | 0-2 | |
| Vietnam Open MD | 09/11 13:10 | 5 | Na S S / Wang C v Hoshino S / Nishikawa Y | L | 2-0 | |
| Akita Masters 2019, MD | 08/16 03:55 | 3 | Hoshino S / Nishikawa Y v Lee/Yang | L | 0-2 | |
| Akita Masters 2019, MD | 08/15 01:30 | 4 | Hoshino S / Nishikawa Y v Karandasuwardi R / Pratama A | W | 2-1 | |
| Akita Masters 2019, MD | 08/14 03:30 | 5 | Kobayashi/Miyajima v Hoshino S / Nishikawa Y | W | 1-2 | |
| Canada Open MD | 07/03 19:00 | 5 | Hoshino S / Nishikawa Y v Lee Y D / Yoo Y S | L | 1-2 | |
| Slovenia Int. MD | 05/18 09:30 | - | Hoshino S / Nishikawa Y v Cwalina A / Pietryja P | W | 2-0 | |
| Slovenia Int. MD | 05/17 15:30 | - | Hoshino S / Nishikawa Y v Grimley/Grimley | W | 2-1 | |
| Slovenia Int. MD | 05/17 10:00 | - | Janacek J / Svejda T v Hoshino S / Nishikawa Y | W | 0-2 | |
| Denmark Int. MD | 05/12 08:30 | - | Hoshino S / Nishikawa Y v Lane/Vendy | W | 2-1 |