Stadium: Court 2 Round: 28 Ground: Hardcourt outdoor
| ITF Women Kofu WD | 2018/06/14 06:35 | Ayukawa/Sema v Doi/Eguchi | 0-6,1-6 |
| ITF Women Kofu WD | 2018/06/13 04:45 | Miyamoto/Sato v Doi/Eguchi | 6-2,6-7,5-10 |
| ITF Women Kofu WD | 2018/06/14 05:20 | Arakawa/Luangnam v Kajitani/Matsumoto | 6-2,4-6,10-5 |
| ITF Women Kofu WD | 2018/06/13 04:15 | Dokei/Ozeki v Arakawa/Luangnam | 4-6,1-6 |