Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| French Open Women Qual | 2018/05/23 10:45 | Rebecca Peterson v Misaki Doi | 6-3,6-0 |
| ITF Women Saint Gaudens | 2018/05/15 13:10 | Misaki Doi v Quirine Lemoine | 5-7,4-6 |
| ITF Women Rome | 2018/05/07 11:30 | Monika Kilnarova v Misaki Doi | 6-4,1-6,6-4 |
| WTA Prague Qual | 2018/04/29 12:05 | Stefanie Voegele v Misaki Doi | 6-4,6-2 |
| WTA Prague Qual | 2018/04/28 13:35 | Diana Marcinkevica v Misaki Doi | 4-6,7-5,1-6 |
| WTA Istanbul Qual | 2018/04/22 12:00 | Elitsa Kostova v Misaki Doi | 6-4,6-2 |
| ITF Women Indian Harbour | 2018/04/12 16:00 | Francoise Abanda v Misaki Doi | 6-4,6-2 |
| ITF Women Indian Harbour | 2018/04/11 14:00 | Misaki Doi v Francesca Di Lorenzo | 6-1,6-3 |
| ITF Women Karuizawa | 2018/05/26 02:00 | Momoko Kobori v Tammi Patterson | 5-7,6-4,6-4 |
| ITF Women Karuizawa | 2018/05/25 01:00 | Kanako Morisaki v Momoko Kobori | 2-6,6-7 |
| ITF Women Karuizawa | 2018/05/24 04:45 | Caroline Werner v Momoko Kobori | 2-6,4-6 |
| ITF Women Karuizawa | 2018/05/22 01:00 | Ran Miyachi v Momoko Kobori | 2-6,0-6 |
| ITF Women Kurume | 2018/05/15 04:05 | Misa Eguchi v Momoko Kobori | 2-6,6-3,6-0 |
| ITF Women Fukuoka | 2018/05/12 04:20 | Katie Boulter v Momoko Kobori | 6-1,6-4 |
| ITF Women Fukuoka | 2018/05/11 03:35 | Momoko Kobori v Ivana Jorovic | 3-6,7-5,6-2 |
| ITF Women Fukuoka | 2018/05/10 01:00 | Su Jeong Jang v Momoko Kobori | 6-7,4-6 |