Stadium: Court G Round: 62 Ground: Hardcourt outdoor
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Mitsumi Kawasaki v Yumeko Yoshitomi | 6-1,6-0 |
| ITF Women Nishi-Tama | 2018/03/17 03:00 | Mitsumi Kawasaki v Shiho Shibata | 7-5,7-5 |
| ITF Women Toyota Qual | 2018/03/11 03:30 | Mitsumi Kawasaki v Misa Eguchi | 0-6,0-6 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Sakura Hondo v Mitsumi Kawasaki | 1-6,4-6 |
| ITF Women Hong Kong | 2018/01/02 03:50 | Mitsumi Kawasaki v Kwan Yau Ng | 5-7,5-7 |
| ITF Women Hong Kong | 2017/12/31 02:00 | Mitsumi Kawasaki v Sheena Jade Masuda Karrasch | 6-1,6-1 |
| ITF Women Hong Kong | 2017/12/26 02:00 | Mitsumi Kawasaki v Helene Scholsen | 4-6,2-6 |
| ITF Women Hong Kong | 2017/12/24 02:00 | Mitsumi Kawasaki v Jiaxue Zang | 7-6,6-1 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Mayu Iwai v Chisa Hosonuma | 6-7,2-6 |
| ITF Women Toyota Qual | 2018/03/11 03:30 | Chisa Hosonuma v Na Ri Kim | 3-6,2-6 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Haine Ogata v Chisa Hosonuma | 2-6,3-6 |
| ITF Women Mallorca | 2018/02/28 08:30 | Katharina Gerlach v Chisa Hosonuma | 6-3,6-4 |
| ITF Women Mallorca | 2018/02/27 09:50 | Molly Helgesson v Chisa Hosonuma | 0-6,6-7 |
| ITF Women Mallorca | 2018/02/25 08:30 | Chisa Hosonuma v Luminita Tutunaru | 6-0,6-2 |
| ITF Women Mallorca | 2018/02/25 08:30 | Chisa Hosonuma v Svenja Ochsner | 6-3,7-5 |
| ITF Women Mallorca | 2018/02/24 10:00 | Chisa Hosonuma v Keira Blackbeard | 6-1,6-1 |