Nana is an Android app developed by nana music Inc. (Aobadai Ishibashi Building 8F 3-1-19, Aobadai, Meguro-ku, Meguro Tokyo, JAPAN).

Nana first became available on 23 Sep 2014. It is estimated that Nana has been downloaded between 5000000 and 10000000 times from the Play Store.