Stadium: Court 3 Round: 26 Ground: Synthetic outdoor
| ITF W25 Hamamatsu | 2019/10/16 01:00 | Matsumoto, Ari v Kisa Yoshioka | 6-3,6-4 |
| ITF W25 Hamamatsu | 2019/10/14 05:40 | Matsumoto, Ari v Honoka Kobayashi | 7-6,4-6,10-5 |
| ITF W25 Hamamatsu | 2019/10/14 01:00 | Matsumoto, Ari v Abe, Arisa | 6-1,6-0 |
| ITF W25 Makinohara | 2019/10/09 04:45 | Matsumoto, Ari v Mai Hontama | 2-6,3-6 |
| ITF W25 Makinohara | 2019/10/08 03:00 | Matsumoto, Ari v Takahata, Kotomi | 6-2,6-3 |
| ITF W25 Makinohara | 2019/10/07 03:30 | Matsumoto, Ari v Oshino, Suzuho | 6-2,6-1 |
| Karuizawa, Singles W-ITF-JPN-12A | 2019/05/23 01:00 | Matsumoto, Ari v Jovic, J. | 1-6,1-6 |
| Karuizawa, Singles W-ITF-JPN-12A | 2019/05/22 01:00 | Anri Nagata v Matsumoto, Ari | 1-6,1-6 |
| ITF W25 Hamamatsu | 2019/10/16 00:55 | Shimoji, Nao v Akiko Omae | 1-6,0-6 |
| Toowoomba, Simples W-ITF-AUS-12A | 2019/10/10 00:00 | Akiko Omae v Kyoka Okamura | 1-6,4-6 |
| Toowoomba, Simples W-ITF-AUS-12A | 2019/10/08 00:00 | Akiko Omae v Zlochova, Zuzana | 6-4,6-1 |
| Brisbane, Simples W-ITF-AUS-11A | 2019/10/03 04:45 | Akiko Omae v Chihiro Muramatsu | 6-7,3-6 |
| Brisbane, Simples W-ITF-AUS-11A | 2019/10/01 02:10 | Akiko Omae v Luangnam, Nudnida | 7-6,4-6,6-4 |
| Osaka, Japon | 2019/09/14 03:40 | Samsonova, Liudmila v Akiko Omae | 2-6,6-4,7-5 |
| Hiroshima, Japon | 2019/09/08 03:45 | Zoe Hives v Akiko Omae | 3-6,6-2,7-6 |
| Kyoto, Qualifications Simples W-ITF-JPN-15A | 2019/09/06 02:00 | Haruka Kaji v Akiko Omae | 7-6,6-1 |