Im not sure if this belongs here but seing as its Anime/Doujin based so i'll post it here.
Basically All we do is click the circles to the beat. Theres different game mod like Taiko and catch the beat. Its a fun game and easy to get into i guess. Oh you have to download the songs seperatley
Improves Accuaracy of Your Gaming
So Anyways give it a try
and people who are playing, lets introduce each other ^^V