Background
Takahata was born in Hamamatsu, and made her Women's Tennis Association main draw debut at the 2011 Himachal Pradesh Open, where she received a wildcard into the doubles event with Shuko Aoyama.
高畑 琴美
Takahata was born in Hamamatsu, and made her Women's Tennis Association main draw debut at the 2011 Himachal Pradesh Open, where she received a wildcard into the doubles event with Shuko Aoyama.
On 25 October 2010, she reached her highest Women's Tennis Association singles ranking of 562. On 10 November 2014, she reached her highest Women's Tennis Association doubles ranking of 301. Aoyama and Takahata put up a good fight but lost to the fourth seeds Kimiko Date-Krumm and Zhang Shuai, 4–6, 7–6(7–2).
At the 2014 Japan Women"s Open she received a wildcard into the doubles main draw with Kyōka Okamura.
They defeated Misaki Doi and Elina Svitolina in the first round, 6–3, 3–6. They lost to Darija Jurak and Megan Moulton-Levy in the quarterfinals.
In the final they defeated Russian Marina Melnikova and Belgian Elise Mertens, 6–1 and 6–2. Doubles (1–0)
Singles (1–0)
Doubles (19–5).