Stadium: Court 11 Round: 28 Ground: Grass
| Karuizawa, Doubles W-ITF-JPN-12A | 2019/05/23 05:00 | Jovic / Shibahara v Hayashi E / Kobori M | 6-1,3-6,4-10 |
| Karuizawa, Doubles W-ITF-JPN-12A | 2019/05/22 06:55 | Matsuda M / Shimizu E v Hayashi E / Kobori M | 2-6,4-6 |
| Kashiwa, Doubles W-WITF-JPN-03A | 2018/04/06 05:10 | Hayashi E / Kobori M v Okamura K / Okuno A | 6-2,2-6,7-10 |
| Kashiwa, Doubles W-WITF-JPN-03A | 2018/04/05 06:50 | Chan C-W / Raina A v Hayashi E / Kobori M | 2-6,2-6 |
| Kashiwa, Doubles W-WITF-JPN-03A | 2018/04/04 05:00 | Abe A / Matsumoto A v Hayashi E / Kobori M | 2-6,5-7 |
| Kofu, Doubles W-WITF-JPN-02A | 2018/03/31 03:35 | Hayashi E / Kobori M v Gao X / Kumkhum L | 0-6,6-2,4-10 |
| Kofu, Doubles W-WITF-JPN-02A | 2018/03/30 04:50 | Hayashi E / Kobori M v Kaji H / Yoshitomi A | 6-0,6-3 |
| Kofu, Doubles W-WITF-JPN-02A | 2018/03/29 06:35 | Tere-Apisah A / Wachaczyk J v Hayashi E / Kobori M | 2-6,7-6,6-10 |
| Karuizawa, Doubles W-ITF-JPN-12A | 2019/05/23 06:35 | Bektas E / Moore T v Arakawa H / Inoue M | 1-6,4-6 |
| Karuizawa, Doubles W-ITF-JPN-12A | 2019/05/22 04:00 | Ozeki/Ueda v Arakawa H / Inoue M | 7-6,5-7,8-10 |