Sacred world

 is a song by RAISE A SUILEN.

It is the title track for their 5th single which was released on October 21, 2020. The Blu-ray edition includes recorded footage of "We are RAISE A SUILEN ~BanG Dream! The Stage~". The CD version of the single also included a lottery ticket to BUSHIROAD ROCK FESTIVAL 2021, which was supposed to be held from February 6 to 7, 2021, but was cancelled due to the COVID-19 pandemic.

It was used as the opening theme for the anime Assault Lily: Bouquet which started airing on October 2, 2020.

It was written by Spirit Garden, and arranged and composed by Fujita Junpei.

Video
Single Preview = Live Performance = Assault Lily OP =

Chart Performance

 * On October 20, 2020, Sacred world ranked 5th in the daily singles ranking in Oricon.
 * The single stayed in the weekly singles chart for 17 weeks.

Live Performances

 * August 22, 2020: THE DEPTHS
 * October 25, 2020: NHK WORLD-JAPAN presents SONGS OF TOKYO FESTIVAL 2020
 * February 22, 2021: Rausch und/and Craziness II (during DJ CHU² Time)
 * June 30, 2021: BE LIGHT at Zepp Namba
 * August 29, 2021: Anime Summer Live 2021 ~Colors~ (Day 3)