Stadium: COURT A Round: 54 Ground: Synthetic outdoor
| Anning, Singles W-ITF-CHN-22A | 2019/09/26 02:00 | Okuno, Ayaka v Wushuang Zheng | 2-6,1-6 |
| Anning, Singles W-ITF-CHN-22A | 2019/09/25 03:20 | Zhu, Wanning v Okuno, Ayaka | 3-6,2-6 |
| Anning, Singles W-ITF-CHN-22A | 2019/09/18 05:00 | Okuno, Ayaka v Lu, Jiaxi | 2-6,4-6 |
| Anning, Singles W-ITF-CHN-22A | 2019/09/12 03:40 | Liu, SI Qi v Okuno, Ayaka | 2-6,3-6 |
| Anning, Singles W-ITF-CHN-22A | 2019/09/10 02:30 | Okuno, Ayaka v Jiaying He | 6-2,6-4 |
| Changsha, Simples W-ITF-CHN-19A | 2019/09/03 02:00 | Jessy Rompies v Okuno, Ayaka | 6-3,6-2 |
| Changsha, Simples W-ITF-CHN-19A | 2019/09/02 07:10 | He, Jiahuan v Okuno, Ayaka | 3-6,1-6 |
| Jinan, Qualifications Simples W-ITF-CHN-18A | 2019/08/26 02:00 | Okuno, Ayaka v Meiling Wang | 5-7,1-6 |
| ITF W25 Makinohara | 2019/10/07 00:30 | Kanako Osafune v Koike, Satsuki | 2-6,6-2,3-10 |
| Taipei, Singles W-ITF-TPE-01A | 2019/07/30 04:15 | Mana Kawamura v Koike, Satsuki | 6-1,6-2 |
| Taipei, Singles W-ITF-TPE-01A | 2019/07/29 02:00 | Kanako Osafune v Koike, Satsuki | 1-6,1-6 |
| Gimcheon, Singles Qualifying W-ITF-KOR-05A | 2019/06/18 05:10 | Koike, Satsuki v Olga Helmi | 6-7,4-6 |
| Gimcheon, Singles Qualifying W-ITF-KOR-05A | 2019/06/12 03:20 | Koike, Satsuki v Yea, Hyojung | 0-6,1-6 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/04/04 11:45 | Lazareva, Margarita v Koike, Satsuki | 6-0,6-4 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/04/02 13:25 | Nicole Gadient v Koike, Satsuki | 5-7,1-6 |
| Tabarka, Singles W-ITF-TUN-18A | 2019/04/01 14:30 | Koike, Satsuki v Demel, Pauline | 6-0,6-2 |