3776Extendeda new song for the first time in three years! Its part of the series, which builds on the legacy of their previous release, Ichi Fuji Ni Taka San Nasu. PolyPop is a portmanteau of polyrhythm and pop. Their new song, Roku-shi (Mushi), is, as the title suggests, a polyrhythmic track combining 6/4 and 4/4 time signatures. The B-side, Roku de Shishi (Rokudenashi), is based on a polyrhythm combining 6/4 and 7+4 (11) time signatures. Despite incorporating polyrhythms, the songs are by no means difficult to listen to; in fact, Roku-shi in particular ranks among the most pop-oriented tracks in the entire 3776 catalog. Note that 3776Extended is one incarnation of the Mount Fuji-based local idol group 3776. This form, which has been extended from the typical idol format, features the idols playing loopers and support members joining them on stage to play guitar. The lyrics have also been extended, with Chiyono Ide singing about a worldview that isn