| Singles | |
|---|---|
| 2013 Kurume Best Amenity Cup | |
| Champion |  Ons Jabeur |
| Runner-up |  An-Sophie Mestach |
| Final score | 6–0, 6–2 |
Zheng Saisai was the defending champion, but she lost to An-Sophie Mestach in the quarterfinals.
Ons Jabeur won the title, defeating Mestach in the final, 6–0, 6–2.
Zheng Saisai (quarterfinals)
Zarina Diyas (semifinals)
Amra Sadiković (quarterfinals)
Junri Namigata (semifinals)
Ana Savić (first round) An-Sophie Mestach (final) Ons Jabeur (champion) Sachie Ishizu (quarterfinals)| Semifinals | Final | ||||||||||||
| 6 | An-Sophie Mestach | 6 | 67 | 6 | |||||||||
| 4 | Junri Namigata | 4 | 79 | 4 | |||||||||
| 6 | An-Sophie Mestach | 0 | 2 | ||||||||||
| 7 | Ons Jabeur | 6 | 6 | ||||||||||
| 7 | Ons Jabeur | 6 | 3 | 7 | |||||||||
| 2 | Zarina Diyas | 4 | 6 | 5 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | S Zheng | 7 | 6 | ||||||||||||||||||||||||
| M Imanishi | 5 | 3 | 1 | S Zheng | 6 | 77 | |||||||||||||||||||||
| Q | Y Tanaka | 1 | 7 | 6 | Q | Y Tanaka | 1 | 65 | |||||||||||||||||||
 C-y Hsu | 6 | 5 | 1 | 1 | S Zheng | 4 | 1 | ||||||||||||||||||||
| M Eguchi | 6 | 65 | 1r | 6 | A-S Mestach | 6 | 6 | ||||||||||||||||||||
| Q | M Miyamura | 3 | 77 | 5 | Q | M Miyamura | 77 | 2 | 1 | ||||||||||||||||||
 T Arefyeva | 3 | 0 | 6 | A-S Mestach | 63 | 6 | 6 | ||||||||||||||||||||
| 6 | A-S Mestach | 6 | 6 | 6 | A-S Mestach | 6 | 67 | 6 | |||||||||||||||||||
| 4 | J Namigata | 6 | 77 | 4 | J Namigata | 4 | 79 | 4 | |||||||||||||||||||
| A Omae | 3 | 62 | 4 | J Namigata | 4 | 6 | 6 | ||||||||||||||||||||
| WC | Y Nakano | 4 | 6 | 0 | Q | Y Higuchi | 6 | 1 | 4 | ||||||||||||||||||
| Q | Y Higuchi | 6 | 4 | 6 | 4 | J Namigata | 6 | 4 | 6 | ||||||||||||||||||
| S Sun | 3 | 6 | 7 | 8 | S Ishizu | 4 | 6 | 1 | |||||||||||||||||||
| R Ozaki | 6 | 4 | 5 | S Sun | 67 | 4 | |||||||||||||||||||||
 B Bobusic | 5 | 1 | 8 | S Ishizu | 79 | 6 | |||||||||||||||||||||
| 8 | S Ishizu | 7 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | O Jabeur | 6 | 6 | ||||||||||||||||||||||||
| WC | M Kato | 0 | 3 | 7 | O Jabeur | 1 | 6 | 6 | |||||||||||||||||||
| WC | A Yonemura | 1 | 5 |  J Tinjić | 6 | 4 | 2 | ||||||||||||||||||||
| J Tinjić | 6 | 7 | 7 | O Jabeur | 7 | 6 | |||||||||||||||||||||
| S Sanders | 6 | 77 | 3 | A Sadiković | 5 | 1 | |||||||||||||||||||||
| Q | K Hisami | 3 | 63 | S Sanders | 64 | 3 | |||||||||||||||||||||
| WC | Y Miyazaki | 1 | 0 | 3 | A Sadiković | 77 | 6 | ||||||||||||||||||||
| 3 | A Sadiković | 6 | 6 | 7 | O Jabeur | 6 | 3 | 7 | |||||||||||||||||||
| 5 | A Savić | 4 | 6 | 2 | 2 | Z Diyas | 4 | 6 | 5 | ||||||||||||||||||
 N Abduraimova | 6 | 4 | 6 | N Abduraimova | 4 | 3 | |||||||||||||||||||||
| M Tanaka | 6 | 6 | M Tanaka | 6 | 6 | ||||||||||||||||||||||
| E Hozumi | 4 | 1 | M Tanaka | 2 | 1 | ||||||||||||||||||||||
| R Fujiwara | 6 | 6 | 2 | Z Diyas | 6 | 6 | |||||||||||||||||||||
| C Okadaue | 1 | 3 | R Fujiwara | 7 | 60 | 0 | |||||||||||||||||||||
| M Ninomiya | 1 | 2 | 2 | Z Diyas | 5 | 77 | 6 | ||||||||||||||||||||
| 2 | Z Diyas | 6 | 6 | ||||||||||||||||||||||||
Kristina Mladenovic was the defending champion, but she did not compete in the juniors this year.
Karolína Plíšková was the defending champion; she chose, however, not to defend her title.
Noppawan Lertcheewakarn was the defending champion, but chose to compete in the ladies' singles competition instead as a wild card and lost to Andrea Hlaváčková in the first round.
Noppawan Lertcheewakarn and Sally Peers were the defending champions, but both were ineligible to participate in the juniors.
The Girls' Singles tournament of the 2010 US Open started on Sunday September 5, the seventh day of the main tournament.
Valeria Solovieva and Maryna Zanevska were the defending champions but did not enter the junior competition this year.
An-Sophie Mestach was the defending champion, but she withdrew before the tournament began.
Kimiko Date-Krumm was the defending champion, having won the event in 2012, but retired in the second round against qualifier An-Sophie Mestach, who went on to win the tournament. She defeated Wang Qiang in the final, 1–6, 6–3, 6–0.
Casey Dellacqua was the defending champion, having won the event in 2012, but decided not to defend her title the year after.
Zheng Saisai was the defending champion, having won the event in 2012, but decided to participate at the 2013 Nanjing Ladies Open instead.
Ons Jabeur was the defending champion, having won the event in 2013, but chose to compete at the $25,000 ITF tournament in Tunis.
Ons Jabeur was the defending champion, but chose to participate in Poitiers instead.
Serena Williams was the two-time defending champion and successfully defended her title, beating Carla Suárez Navarro in the final, 6–2, 6–0. Williams won the title for the record 8th time in her career. This is also the second to last WTA tournament played by Nicole Vaidisova, who received a wildcard and lost to Simona Halep in the second round.
Tímea Babos was the defending champion, but she chose to participate at the 2015 Grand Prix SAR La Princesse Lalla Meryem instead.
Monica Niculescu was the defending champion, but she lost in the quarterfinals to Yanina Wickmayer.
Zheng Saisai was the defending champion, but chose to participate in Madrid instead.
Vitalia Diatchenko was the defending champion, but chose not to participate.
Anastasiya Komardina and Elitsa Kostova were the defending champions, but both players chose not to participate.
An-Sophie Mestach and Zheng Saisai were the defending champions, however Mestach had retired from professional tennis earlier in the year and Zheng chose not to participate.
Belinda Bencic was the defending champion, but lost in the first round to Anastasia Pavlyuchenkova.