Family name アヤカ (Ayaka 
, アヤカ ) , globally, is a widespread surname. The family name アヤカ is habitual in Japan, where it is a common surname, the Democratic Republic of the Congo, where it is a rare surname, and Kenya. In absolute terms, the name is most common in Japan, Nigeria, and the Democratic Republic of the Congo. Very seldom, アヤカ is the forename as well as the last name.
| 沢尻アヤカ Japanese AV idol, JP (b. 1987) |
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| 美咲アヤカ Japanese tarento, JP (b. 1993) |
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| 田崎アヤカ Japanese actress, JP (b. 1995) |
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| アヤカ ウィルソン Japanese-Canadian actress-model, JP (b. 1997) |
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