Round: 54 Ground: Grass
| ITF Women Makinohara Qual | 2016/10/09 04:00 | Mitsumi Kawasaki v Ayumi Koshiishi | 2-6,6-7 |
| ITF Women Iizuka Qual | 2016/09/26 01:00 | Akari Inoue v Ayumi Koshiishi | 7-6,7-5 |
| ITF Women Iizuka Qual | 2016/09/25 02:30 | Ayumi Koshiishi v Megumi Nishimoto | 6-3,6-4 |
| ITF Women Kyoto | 2016/09/06 03:50 | Ayumi Koshiishi v Hirono Watanabe | 6-3,5-7,0-5 |
| ITF Women Kyoto | 2016/09/04 01:00 | Nao Shimoji v Ayumi Koshiishi | 1-6,0-6 |
| ITF Women Noto | 2016/09/01 02:40 | Ayumi Koshiishi v Momoko Kobori | 1-6,0-6 |
| ITF Women Noto | 2016/08/31 04:50 | Ran Tian v Ayumi Koshiishi | 0-6,6-3,4-6 |
| ITF Women Noto Qual | 2016/08/29 01:00 | Mai Minokoshi v Ayumi Koshiishi | 6-2,1-6,4-6 |
| ITF Women Makinohara Qual | 2016/10/09 04:00 | Michiru Furuya v Natsumi Chimura | 1-6,4-6 |
| ITF Women Iizuka Qual | 2016/09/26 01:00 | Aki Yamasoto v Natsumi Chimura | 6-3,6-2 |
| ITF Women Iizuka Qual | 2016/09/25 01:00 | Ayano Sonoda v Natsumi Chimura | 0-6,2-6 |
| ITF Women Kyoto | 2016/09/06 01:00 | Natsumi Chimura v Yukina Saigo | 6-4,4-6,2-6 |
| ITF Women Noto Qual | 2016/08/29 01:00 | Michika Ozeki v Natsumi Chimura | 6-2,6-3 |
| Challenger Kaohsiung | 2016/06/22 02:00 | Natsumi Chimura v Beatrice Gumulya | 0-6,3-6 |
| Challenger Kaohsiung | 2016/06/15 02:00 | Natsumi Chimura v Ayano Shimizu | 4-6,0-6 |
| Challenger Kaohsiung | 2015/06/27 01:00 | Natsumi Chimura v Ching-Wen Hsu | 4-6,6-3,0-6 |