Stadium: Court A Round: 45 Ground: Hardcourt indoor
| ITF Women Kyoto | 2018/09/04 08:50 | Robu Kajitani v Chinatsu Shimizu | 6-4,6-2 |
| ITF Women Nanao | 2018/08/26 01:00 | Robu Kajitani v Ikumi Yamazaki | 6-2,1-6,3-6 |
| ITF Women Tsukuba | 2018/08/19 00:30 | Robu Kajitani v Mana Ayukawa | 1-6,0-6 |
| ITF Women Nonthaburi Qual | 2018/07/14 02:00 | Zuzana Zlochova v Robu Kajitani | 6-4,6-1 |
| ITF Women Nonthaburi Qual | 2018/07/08 02:00 | Patcharin Cheapchandej v Robu Kajitani | 6-3,6-2 |
| ITF Women Nonthaburi Qual | 2018/07/07 02:00 | Robu Kajitani v Sowjanya Bavisetti | 0-6,6-3,7-6 |
| ITF Women Daegu Qual | 2018/06/18 03:00 | Kanako Morisaki v Robu Kajitani | 6-2,6-1 |
| ITF Women Kurume | 2018/05/16 03:25 | Tara Moore v Robu Kajitani | 6-4,6-1 |
| ITF Women Obidos | 2018/09/30 09:30 | Akiko Omae v Shaline-Doreen Pipa | 6-3,6-2 |
| ITF Women Nanao | 2018/09/01 04:30 | Mai Hontama v Akiko Omae | 5-7,6-1,6-1 |
| ITF Women Nanao | 2018/09/01 01:00 | Akiko Omae v Haruka Kaji | 7-6,6-3 |
| ITF Women Nanao | 2018/08/30 03:00 | Kai-Lin Zhang v Akiko Omae | 1-6,3-6 |
| ITF Women Nanao | 2018/08/29 03:30 | Akiko Omae v Anri Nagata | 6-3,6-3 |
| ITF Women Tsukuba | 2018/08/20 02:25 | Akiko Omae v Yidi Yang | 5-7,6-3,5-7 |
| ITF Women Tsukuba | 2018/08/19 00:30 | Akiko Omae v Chinatsu Shimizu | 6-2,6-3 |
| ITF Women Fort Worth | 2018/08/01 14:00 | Alexa Graham v Akiko Omae | 6-0,6-4 |