Name: Haruka Kaji
Country: Japan
Birthdate: 25.09.94, 29 years
WTA ranking: 270
TOP ranking's position: 213 (25.09.23, 33700 points)
Points: 272
Prize money: 169914 $
Matches total: 459
Win: 257
%: 55.99 %
Country: Japan
Birthdate: 25.09.94, 29 years
WTA ranking: 270
TOP ranking's position: 213 (25.09.23, 33700 points)
Points: 272
Prize money: 169914 $
Matches total: 459
Win: 257
%: 55.99 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 10/10 | 8/8 | 0/0 | 0/0 | 2/2 | 0/0 | 0/0 |
| 2023 | 41/28 | 24/19 | 4/2 | 2/2 | 4/3 | 7/2 | 0/0 |
| 2022 | 27/17 | 12/12 | 4/2 | 0/2 | 10/0 | 1/1 | 0/0 |
| 2021 | 8/12 | 6/9 | 2/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 4/3 | 4/2 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2019 | 24/29 | 17/22 | 1/2 | 5/2 | 1/3 | 0/0 | 0/0 |
| 2018 | 24/27 | 20/22 | 0/0 | 0/2 | 4/3 | 0/0 | 0/0 |
| 2017 | 55/20 | 48/16 | 0/0 | 3/1 | 4/3 | 0/0 | 0/0 |
| 2016 | 11/13 | 7/10 | 0/0 | 3/1 | 0/1 | 1/1 | 0/0 |
| 2015 | 18/10 | 13/7 | 2/2 | 0/0 | 3/1 | 0/0 | 0/0 |
| 2014 | 14/16 | 10/11 | 0/0 | 0/0 | 3/2 | 1/3 | 0/0 |
| 2013 | 16/11 | 13/8 | 0/0 | 0/0 | 1/1 | 2/2 | 0/0 |
| 2012 | 5/5 | 0/0 | 0/0 | 0/0 | 3/2 | 2/3 | 0/0 |
| 2011 | 0/1 | 0/0 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 257/202 | 182/146 | 13/11 | 13/11 | 35/22 | 14/12 | 0/0 |
| perc. % | 55.99 % | 55.49 % | 54.17 % | 54.17 % | 61.4 % | 53.85 % | 0 % |
Haruka Kaji / scheduled / last
| no matches found |
Haruka Kaji form / year 2021 / surface: Hard
Haruka Kaji / year 2021 / surface: Hard
| 06.10.21 | 1st round | Connie Ma | Haruka Kaji | 6-1, 6-1 |  | match details |  W25 Redding | Hard |
| 29.09.21 | 1st round | Victoria Duval | Haruka Kaji | 6-2, 6-1 | | match details | W60 Berkeley | Hard |
| 28.09.21 | qual. | Haruka Kaji | Tori Kinard | 2-6, 6-4, 10-6 |  | match details | ||
| 21.09.21 | 1st round | Emma Navarro | Haruka Kaji | 6-3, 6-0 | | match details | W25 Fort | Hard |
| 26.08.21 | 2nd round | Ya-Hsuan Lee | Haruka Kaji | 6-2, 6-4 | | match details |  W25 Vigo | Hard |
| 25.08.21 | 1st round | Haruka Kaji | Ekaterina Yashina | 6-1, 6-3 | | match details | ||
| 18.08.21 | 1st round | Conny Perrin | Haruka Kaji | 7-65, 6-0 | | match details | W25 Ourense | Hard |
| 23.07.21 | 1/4 | Leolia Jeanjean | Haruka Kaji | 7-65, 6-2 | | match details |  W25 Les | Hard |
| 22.07.21 | 2nd round | Haruka Kaji | Olivia Gadecki | 6-4, 2-6, 6-4 | | match details | ||
| 20.07.21 | 1st round | Haruka Kaji | Chiara Scholl | 6-4, 1-0, Chiara Scholl - retired | | match details | ||
| 13.07.21 | 1st round | Mai Hontama | Haruka Kaji | 6-2, 6-0 | | match details | W60 Vitoria | Hard |
| 09.07.21 | 1/4 | Olivia Gadecki | Haruka Kaji | 6-2, 6-3 | | match details |  W25 Lisbon | Hard |
| 07.07.21 | 2nd round | Haruka Kaji | Anastasia Zakharova | 7-5, 6-3 | | match details | ||
| 05.07.21 | 1st round | Haruka Kaji | Haruna Arakawa | 6-2, 6-3 | | match details | ||
| 30.06.21 | 1st round | Giulia Gatto-Monticone | Haruka Kaji | 6-3, 6-3 | | match details | W25 Palma | Hard |
