Ayaka Sasaki, Japanese singer
Ayaka Sasaki (佐々木 彩夏, Sasaki Ayaka, born June 11, 1996) is a Japanese idol. She is known as a member of the female musical group Momoiro Clover Z.

Her Momoiro Clover Z signature color is Pink. She is the youngest member of the group. Her self-introduction is: "I am a playful and little bit sexy idol of Momoclo Ayaka Sasaki a.k.a. Ārin!".On July 24, 2021, it was reported Sasaki was hospitalized on July 23. She was diagnosed with right peripheral facial nerve paralysis. A concert that was scheduled for August 1, 2021 has been postponed.