She was also regarded as very tough mentally for a young player, often showing great resolve to win close matches despite a lackluster serve.

Morita is one of the most successful Fed Cup players of recent times with a 23–14 match win-loss record for Japan.

[2] In January 2009, Morita upset former Wimbledon quarterfinalist Michaëlla Krajicek in the final round of qualifying to reach the main draw of the Auckland Open.

Morita began her season at the first edition of the Shenzhen Open where she lost in the second round to sixth seed Peng Shuai.

[4] Ranked 72 at the Australian Open, Morita reached the third round with straight-set victories over Anna Tatishvili and Annika Beck.

[8] During the Fed Cup tie versus Russia, Morita won both of her rubbers over Ekaterina Makarova and Elena Vesnina.

Seeded fourth at the Malaysian Open, Morita lost in the semifinal round to eventual champion Karolína Plíšková.

[12] Playing in the Fed Cup tie versus Spain, Morita lost both of her matches to Sílvia Soler Espinosa and Carla Suárez Navarro.

[13] Morita began her clay-court season at the Portugal Open where she was defeated in her quarterfinal match by defending champion Kaia Kanepi.

[14] Morita retired during her first-round match at the Madrid Open against Sorana Cîrstea due to a left abductor strain.

[19] Starting her US Open Series at the Silicon Valley Classic, Morita lost in round one to fifth seed Sorana Cîrstea.

[21] Advancing to the main draw as a lucky loser at the Rogers Cup, she lost to American Varvara Lepchenko.

[23] After qualifying for the New Haven Open at Yale, Morita retired during her first-round match against Elena Vesnina due to a low back injury.

[34] In Mexico at the Monterrey Open, she retired during her second-round clash against sixth seed Magdaléna Rybáriková due to dizziness.