Hiroko Kuwata 6-4,2-6,6-7 Haruka Kaji 2017-12-30 02:00
Round: 29 Ground: Hardcourt outdoor
Head to Head
| ITF Women Kashiwa | 2017/04/05 03:30 | Haruka Kaji v Hiroko Kuwata | 4-6,6-3,6-1 |
Home History
| ITF Women Hong Kong | 2017/12/29 02:00 | Hiroko Kuwata v Helene Scholsen | 6-2,6-3 |
| ITF Women Hong Kong | 2017/12/28 02:00 | Hiroko Kuwata v Pei-Chi Lee | 6-4,7-5 |
| ITF Women Hong Kong | 2017/12/27 04:05 | Hiroko Kuwata v Risa Ushijima | 6-0,6-3 |
| ITF Women Hong Kong | 2017/12/25 02:00 | Hiroko Kuwata v Yexin Ma | 6-0,7-6 |
| ITF Women Navi Mumbai | 2017/12/18 12:30 | Hiroko Kuwata v Diana Marcinkevica | 3-6,0-6 |
| Ausztrál Open - nők - wildcard | 2017/11/30 02:00 | Hiroko Kuwata v Xu Liu Sun | 7-5,3-6,2-6 |
| WTA Mumbai | 2017/11/20 11:20 | Hiroko Kuwata v Fanny Stollar | 4-6,3-6 |
| WTA Mumbai Qual | 2017/11/19 06:00 | Hiroko Kuwata v Anna Morgina | 7-5,6-4 |
Away History
| ITF Women Hong Kong | 2017/12/29 02:00 | Ling Zhang v Haruka Kaji | 6-4,4-6,0-6 |
| ITF Women Hong Kong | 2017/12/28 02:00 | Aiko Yoshitomi v Haruka Kaji | 6-7,6-3,3-6 |
| ITF Women Hong Kong | 2017/12/27 04:45 | Lulu Sun v Haruka Kaji | 3-6,6-1,4-6 |
| ITF Women Hong Kong | 2017/12/26 06:40 | Mana Ayukawa v Haruka Kaji | 5-7,6-7 |
| WTA Honolulu | 2017/11/20 21:15 | Haruka Kaji v Eri Hozumi | 5-7,1-6 |
| WTA Honolulu Qual | 2017/11/19 22:45 | Mari Osaka v Haruka Kaji | 3-6,5-7 |
| ITF Women Toyota | 2017/11/17 04:10 | Mihaela Buzarnescu v Haruka Kaji | 6-3,6-3 |
| ITF Women Toyota | 2017/11/16 01:00 | Haruka Kaji v Rika Fujiwara | 7-6,6-2 |