"Chameleon Army" (カメレオン・アーミー, Kamereon Āmi) is Pink Lady's tenth single release, and their ninth number 1 hit on the Oricon charts.

[1] The single sold approximately 1,250,000 copies,[2] and spent six weeks at the top of the Oricon charts.

According to Oricon, this was the 10th best selling single from 1979,[3] and it gave Pink Lady a combined total of 63 weeks at number one - a record the duo held until January 2015, when B'z achieved a total of 64 weeks at number one with their single "Uchōten".

It was featured on the Japanese music show The Best Ten, where it peaked at #4.

All lyrics are written by Yū Aku; all music is composed and arranged by Shunichi Tokura.