|Solo Photobook by Wada Ayaka|
|Released||February 15, 2012|
|Cooperation with||Up-Front Agency|
|Wada Ayaka Publication Chronology|
|Previous|| Wada Ayaka 16|
aya (彩 aya) is Wada Ayaka's second solo photobook. It was released on February 15, 2012 including a making of DVD.
- Additional making of the photobook footage was released in Wada's solo image DVD Aya.