Stadium: Court B Round: 45 Ground: Hardcourt indoor
| ITF W25 Yokohama | 2020/03/03 03:20 | Mei Yamaguchi v Ari Matsumoto | 6-1,6-1 |
| ITF W60 - Kyoto | 2020/02/19 02:15 | Ari Matsumoto v Mei Yamaguchi | 5-7,2-6 |
| ITF - W60 Tokyo | 2022/11/14 06:05 | Naho Sato v Mei Yamaguchi | 6-4,7-6 |
| ITF - W60 Tokyo | 2022/11/14 01:00 | Rinko Matsuda v Mei Yamaguchi | 2-6,2-6 |
| ITF W25 Yokohama | 2022/11/07 06:55 | Mei Yamaguchi v Miyu Kato | 1-6,0-6 |
| ITF - W25 Hamamatsu | 2022/10/13 01:00 | Rina Saigo v Mei Yamaguchi | 4-6,6-4,6-2 |
| ITF - W25 Hamamatsu | 2022/10/11 01:00 | Mei Yamaguchi v Rio Tsuda | 6-1,6-2 |
| ITF W25 Tbilisi | 2022/05/31 13:00 | Ekaterina Ovcharenko v Mei Yamaguchi | 6-3,6-1 |
| ITF W25 Tbilisi | 2022/05/24 10:00 | Anastasia Sukhotina v Mei Yamaguchi | 6-3,6-2 |
| ITF W25 - Montemor-o-Novo | 2022/05/19 09:00 | Sarah Beth Grey v Mei Yamaguchi | 7-5,6-4 |
| ITF - W25 Hamamatsu | 2022/10/09 00:00 | Miho Kuramochi v Ari Matsumoto | 6-1,6-4 |
| ITF W25 Yokohama | 2020/03/03 03:20 | Mei Yamaguchi v Ari Matsumoto | 6-1,6-1 |
| ITF W25 Yokohama | 2020/03/03 01:00 | Naoko Eto v Ari Matsumoto | 1-6,2-6 |
| ITF W60 - Kyoto | 2020/02/19 02:15 | Ari Matsumoto v Mei Yamaguchi | 5-7,2-6 |
| ITF W60 - Kyoto | 2020/02/17 08:15 | Funa Kozaki v Ari Matsumoto | 7-5,4-6,6-10 |
| ITF W60 - Kyoto | 2020/02/17 05:00 | Robu Kajitani v Ari Matsumoto | 4-6,2-6 |
| ITF W25 - Nonthaburi | 2020/02/02 06:05 | Ari Matsumoto v Eri Shimizu | 3-6,3-6 |
| ITF W25 - Nonthaburi | 2020/01/26 10:50 | Maelys Bougrat v Ari Matsumoto | 2-6,7-6,10-2 |