Stadium: Court A Round: 45 Ground: Hardcourt indoor
| ITF W25 Hamamatsu | 2019/10/14 01:00 | Okuno, Ayaka v Shigeta, Mua | 3-6,5-7 |
| Nonthaburi, Qualifications Simples W-ITF-THA-06A | 2019/12/01 08:35 | Shigeta, Mua v Sabatini, Fitriani | 7-6,4-6,5-10 |
| Nonthaburi, Simples W-ITF-THA-06A | 2019/11/25 02:30 | Alicia Smith v Shigeta, Mua | 6-0,6-3 |
| Nonthaburi, Simples W-ITF-THA-06A | 2019/11/24 02:30 | Hsieh, Yu-Ting v Shigeta, Mua | 5-7,1-6 |
| ITF - W100 Tokyo | 2019/11/11 01:00 | Shigeta, Mua v Erika Sema | 0-6,0-6 |
| ITF W25 Hamamatsu | 2019/10/14 04:50 | Shigeta, Mua v Shimoji, Nao | 0-6,2-6 |
| ITF W25 Hamamatsu | 2019/10/14 01:00 | Okuno, Ayaka v Shigeta, Mua | 3-6,5-7 |
| ITF W25 Makinohara | 2019/10/08 00:30 | Shigeta, Mua v Kishigami, Utaka | 3-6,3-6 |
| ITF W25 Nanao | 2019/08/25 01:00 | Shigeta, Mua v Yui Chikaraishi | 3-6,6-1,2-10 |
| ITF - W15 Antalya | 2020/02/06 07:00 | Okuno, Ayaka v Rosca, Andreea Amalia | 2-6,0-6 |
| ITF - W15 Antalya | 2020/02/04 07:00 | Okuno, Ayaka v Han, Jiangxue | 3-6,6-2,6-4 |
| ITF - W15 Antalya | 2020/01/31 07:00 | Okuno, Ayaka v Rosca, Andreea Amalia | 2-6,5-7 |
| ITF - W15 Antalya | 2020/01/30 07:00 | Yexin Ma v Okuno, Ayaka | 2-6,4-6 |
| ITF - W15 Antalya | 2020/01/29 06:00 | Han, Jiangxue v Okuno, Ayaka | 4-6,1-6 |
| ITF - W15 Antalya | 2020/01/23 07:00 | Njiric, Silvia v Okuno, Ayaka | 6-0,6-3 |
| ITF - W15 Antalya | 2020/01/21 06:50 | Okuno, Ayaka v Oleksandra Oliynykova | 6-2,6-4 |
| ITF - W15 Antalya | 2020/01/15 08:25 | Okuno, Ayaka v Ayla Aksu | 3-6,3-6 |