Rainbow is the first album by Sayaka Yamamoto, a member of Japanese idol girl group NMB48.

[1] It was released on 26 October 2016 under the label laugh out loud records.

[2] A musician Shikao Suga and Takuro, a guitarist of the rock band Glay provided a song but most of the songs and lyrics were written by herself.

[3] It was number three on the weekly Oricon Albums Chart with 50,375 copies sold.

[4] It was number two on the Billboard Japan Album Sales Chart.