Aya Kamiki (上木 彩矢, Kamiki Aya, born September 10, 1985, in Sapporo, Hokkaido) is a Japanese singer, actress and model. Her music ranges from pop, rock to R&B. She resides in Osaka, and is signed with Tokyo-based AVEX recording label. She is the vocalist of the rock band Uroboros and the rock duo Sonic Lover Reckless with Lovebites guitarist Miyako. Kamiki speaks moderate Chinese, and because of this, she has a notable fanbase in China.
Kamiki learned to play the piano when she was 4 years old. In junior high school, she began singing live. Influenced by punk rock, she also learned how to play the guitar.
In 2005, Kamiki released her two mini-albums "Constellation" and "Rock On" from the independent record label Weed Records. Kamiki's singing career was mainly active in Osaka, where she garnered positive results. Her voice was so full of force that it was part of her reputation. She made appearances in music and fashion magazines, which caught people's attention.