Love Live! Sunshine!! The School Idol Movie: Over the Rainbow

Love Live! Sunshine!! is a Japanese multimedia project co-developed by ASCII Media Works' Dengeki G's Magazine, music label Lantis, and animation studio Sunrise. The project is the second series of the Love Live! franchise and is a spin-off sequel of Love Live! School Idol Project. The story of this project revolves around a new group of nine schoolgirls who become idols in order to save their school from shutting down. It launched in April 2015 with music CDs and anime music videos, followed by a manga version in 2016.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.