Round: 25 Ground: Hardcourt outdoor
| WTA Seoul Qual | 2016/09/17 04:20 | Ayaka Okuno v Seung-Yeon Hong | 6-4,3-6,0-6 |
| WTA Tokyo Qual | 2016/09/11 05:00 | Ayaka Okuno v Varatchaya Wongteanchai | 2-6,3-6 |
| WTA Tokyo Qual | 2016/09/10 06:00 | Makoto Ninomiya v Ayaka Okuno | 3-6,1-6 |
| ITF Women Noto | 2016/08/31 00:30 | Ayaka Okuno v Miki Miyamura | 4-6,4-6 |
| ITF Women Hong Kong | 2016/07/18 04:05 | Ayaka Okuno v Yukun Zhang | 3-6,2-6 |
| ITF Women Canberra Qual | 2016/03/21 23:00 | Jessica Moore v Ayaka Okuno | 7-6,5-7,7-5 |
| ITF Women Canberra Qual | 2016/03/15 23:00 | Katy Dunne v Ayaka Okuno | 6-2,6-4 |
| Challenger Kaohsiung | 2016/02/09 08:10 | Su-Wei Hsieh v Ayaka Okuno | 7-6,4-6,6-2 |
| ITF Women Iizuka Qual | 2016/09/25 04:00 | Shiho Hisamatsu v Minami Akiyama | 7-5,6-1 |
| ITF Women Kyoto | 2016/09/06 07:00 | Akari Inoue v Shiho Hisamatsu | 6-1,7-6 |
| ITF Women Kyoto | 2016/09/05 04:00 | Mitsumi Kawasaki v Shiho Hisamatsu | 6-7,2-6 |
| ITF Women Kyoto | 2016/09/04 01:00 | Funa Kozaki v Shiho Hisamatsu | 4-6,7-6,6-7 |
| ITF Women Noto Qual | 2016/08/29 01:00 | Shiho Hisamatsu v Nagi Hanatani | 4-6,4-6 |