レトロマニア狂想曲 (Retro Mania Kyousoukyoku)

Background
Retro Mania Kyousoukyoku is an original song by PolyphonicBranch, sung by Kagamine Rin and Len. It is the character theme song of from the NHN Playart x NND’s game app #Compass.

This song has entered the Hall of Fame and exceeded over 1,400,000 views on YouTube, making this one of PolyphonicBranch's most notable songs. It is also featured on the album "#Compass: Sentou Setsuri Kaiseki System" Original Soundtrack Vol.1.

Trivia

 * The PV makes numerous references to other video games, this includes:, , and among others.