Round: 27 Ground: Hardcourt outdoor
| WTA Seoul Qual | 2016/09/18 04:30 | Piter, Katarzyna v Sawayanagi, Riko | 6-3,6-7,6-2 |
| ITF Women Chenzhou | 2016/11/02 03:50 | Piter, Katarzyna v Lee, Pei-Chei | 6-2,6-1 |
| ITF Women Liuzhou | 2016/10/27 02:00 | Piter, Katarzyna v Stojanovic, Nina | 0-6,3-6 |
| ITF Women Liuzhou | 2016/10/26 04:15 | Piter, Katarzyna v Lykina, Ksenia | 6-4,6-3 |
| Suzhou, Simples W-WITF-CHN-16A | 2016/10/23 04:00 | Piter, Katarzyna v Yafan Wang | 5-7,4-6 |
| Suzhou, Simples W-WITF-CHN-16A | 2016/10/22 06:00 | Hiroko Kuwata v Piter, Katarzyna | 5-7,6-7 |
| Suzhou, Simples W-WITF-CHN-16A | 2016/10/21 03:30 | Piter, Katarzyna v Stojanovic, Nina | 6-4,3-6,6-4 |
| Suzhou, Simples W-WITF-CHN-16A | 2016/10/19 04:10 | Piter, Katarzyna v Gai, AO | 6-0,5-7,6-1 |
| WTA Tianjin Qual | 2016/10/08 04:00 | Piter, Katarzyna v Lao, Danielle | 3-6,3-6 |
| ITF Women Chenzhou | 2016/11/03 04:05 | Gabueva, Angelina v Sawayanagi, Riko | 3-6,2-6 |
| ITF Women Chenzhou | 2016/11/02 06:15 | Lehnert, Katharina v Sawayanagi, Riko | 4-6,3-6 |
| ITF Women Liuzhou | 2016/10/26 02:00 | Sawayanagi, Riko v Chang, Kai-Chen | 6-4,2-6,1-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2016/10/22 01:30 | Sawayanagi, Riko v Aoyama, Shuko | 6-7,6-4,4-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2016/10/21 04:25 | Magdalena Frech v Sawayanagi, Riko | 7-6,4-6,1-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2016/10/20 01:00 | Misaki Matsuda v Sawayanagi, Riko | 2-6,2-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2016/10/19 06:15 | Hsu, Ching Wen v Sawayanagi, Riko | 7-6,5-7,3-6 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2016/10/16 02:00 | Sawayanagi, Riko v Lykina, Ksenia | 3-6,3-6 |