| Australian Open XD | 11/17 02:40 | 4 | Maulana/Marwah v Nishikawa Y / Ozaki S | L | 2-1 | |
| Indonesia Masters XD | 10/21 07:00 | 3 | Nishikawa Y / Ozaki S v Hidayatullah/Pranata | L | 1-2 | |
| Indonesia Masters XD | 10/20 06:20 | 4 | Nishikawa Y / Ozaki S v Karanda Suwardi/Ivyana | W | 2-0 | |
| Canada Open XD | 09/30 19:20 | 3 | Ye/Hsin Lee v Nishikawa Y / Ozaki S | L | 2-0 | |
| Canada Open XD | 09/29 17:00 | 4 | Aung/Choi v Nishikawa Y / Ozaki S | W | 0-2 | |
| Japan Open XD | 08/31 03:20 | - | Ko S H / Eom H W v Nishikawa Y / Ozaki S | L | 2-0 | |
| Taipei Open XD | 07/21 05:00 | - | Nishikawa Y / Ozaki S v Yeung S C / Fan K Y | L | 0-2 | |
| Taipei Open XD | 07/19 08:10 | 5 | Chiu/Lin v Nishikawa Y / Ozaki S | W | 1-2 | |
| Singapore Open XD | 07/14 01:20 | - | Guo / Zhang v Nishikawa Y / Ozaki S | L | 2-0 | |
| Singapore Open XD | 07/13 05:50 | 5 | Midorikawa/Saito v Nishikawa Y / Ozaki S | W | 1-2 | |
| Korea Masters XD | 04/15 02:20 | - | Wang / Huang v Nishikawa Y / Ozaki S | L | 2-0 | |
| Korea Masters XD | 04/14 01:00 | - | Shin/Chang v Nishikawa Y / Ozaki S | W | 1-2 | |
| Korea Masters XD | 04/12 02:20 | 5 | Nishikawa Y / Ozaki S v Kwek/Jin | W | 2-1 | |
| Korea Open XD | 04/05 01:00 | 5 | Shin/Chang v Nishikawa Y / Ozaki S | L | 2-0 | |
| Korea Open XD | 04/05 01:00 | - | Chang/Shin v Nishikawa Y / Ozaki S | D |
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| Indonesia Open XD | 11/24 06:00 | - | Nishikawa Y / Ozaki S v Jordan P / Oktavianti M D | - | Retired | |
| Indonesia Masters XD | 11/16 01:00 | 5 | Nishikawa Y / Ozaki S v Hoo P R / Cheah Y S | - | Retired | |
| Belgian Int. XD | 10/29 08:00 | 3 | Nishikawa Y / Ozaki S v Midorikawa/Saito | L | 0-2 | |
| Belgian Int. XD | 10/28 12:00 | - | Espersen R / Busch C v Nishikawa Y / Ozaki S | W | 0-2 | |
| Belgian Int. XD | 10/28 07:00 | 5 | Nishikawa Y / Ozaki S v Surya A / Prabhu Chimulkar P | W | 2-1 | |
| Open de Suède - Doubles Mixtes | 01/19 11:00 | - | Thyrri M / Surrow M v Nishikawa Y / Ozaki S | W | 0-2 | |
| Open de Suède - Doubles Mixtes | 01/18 15:00 | - | Nishikawa Y / Ozaki S v Villeger W / Bauer S | W | 2-0 | |
| Open de Suède - Doubles Mixtes | 01/18 09:00 | - | Nishikawa Y / Ozaki S v Lauritzen E / Bergstein I | W | 2-0 | |
| Open de Suède - Doubles Mixtes | 01/17 16:00 | - | Nishikawa Y / Ozaki S v Muurholm M / Graversen C | W | 2-0 | |
| Open de Suède - Doubles Mixtes | 01/17 08:00 | - | Harrbacka C / Sjoo T v Nishikawa Y / Ozaki S | W | 0-2 | |
| Estonie Int. - Doubles Mixtes | 01/12 10:00 | - | Urai T / Miyaura R v Nishikawa Y / Ozaki S | W | 0-2 | |
| Estonie Int. - Doubles Mixtes | 01/11 14:00 | - | Nishikawa Y / Ozaki S v Bugtrup S / Nielsen I | W | 2-0 | |
| Estonie Int. - Doubles Mixtes | 01/11 09:00 | - | Nishikawa Y / Ozaki S v Delrue F / Heriau V | W | 2-1 | |
| Estonie Int. - Doubles Mixtes | 01/10 14:30 | - | Barinov L / Boiarun A v Nishikawa Y / Ozaki S | W | 0-2 | |
| Estonie Int. - Doubles Mixtes | 01/10 07:50 | - | Birker P / Hochmeir K v Nishikawa Y / Ozaki S | W | 0-2 |