Ayaka Nishiwaki
- Known for
- Acting
- Gender
- Female
- Born
- February 15, 1989
- Age
- 37
- From
- Hiroshima, Hiroshima, Japan
Ayaka Nishiwaki (西脇 綾香, Nishiwaki Ayaka), nicknamed A~chan (あ～ちゃん, stylized as a-chan), is a Japanese singer and dancer. She is known as one of the members of the Japanese electropop group Perfume.
