Round: 62 Ground: Hardcourt outdoor
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/06/11 04:00 | Takahashi, Reina v 푸루야, 미치루 | 6-1,6-2 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/06/11 00:00 | 하나타니, 나기 v Takahashi, Reina | 6-4,6-7,2-6 |
| Tokyo, Singles Qualifying W-C100-JPN-01A | 2017/06/04 02:15 | Takahashi, Reina v 엔지, 콴야우 | 3-6,4-6 |
| ITF Women Karuizawa Qual | 2017/05/21 02:30 | Takahashi, Reina v 타카야마, 치히로 | 6-7,3-6 |
| ITF Women Karuizawa Qual | 2017/05/20 01:00 | 코자키, 푸나 v Takahashi, Reina | 3-6,4-6 |
| ITF Women Kurume Qual | 2017/05/14 00:30 | Takahashi, Reina v 히사마츠, 시호 | 3-6,7-6,6-7 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/03/27 02:30 | Takahashi, Reina v Kanai, Ayaka | 6-4,6-3 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/03/27 02:30 | Takahashi, Reina v 김, 다빈 | 4-6,6-2,4-6 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/06/11 05:00 | So, Kumi v 야마구치, 메이 | 6-4,7-6 |
| Naples, Singles Qualifying W-WITF-USA-15A | 2017/05/14 13:00 | Chiang, Yuki Kristina v So, Kumi | 6-3,6-3 |
| Naples, Singles Qualifying W-WITF-USA-15A | 2017/05/08 13:00 | So, Kumi v Talcott, Shelby | 2-6,6-7 |
| Naples, Singles Qualifying W-WITF-USA-15A | 2017/05/07 13:00 | So, Kumi v 레두크, 캐서린 | 5-7,6-2,7-6 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/03/27 02:30 | So, Kumi v Kato, Kei | 2-6,6-7 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/03/25 02:00 | 이, 페이치 v So, Kumi | 4-6,7-5,2-6 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2017/03/19 01:00 | So, Kumi v 자우, 치안치안 | 0-6,1-6 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2017/03/18 02:00 | So, Kumi v Yamaguchi, Makoto | 6-2,6-2 |