Rooftop Heroes6,295 Views SingersHatsune MikuVocaloidMegurine LukaVocaloidKagamine RinVocaloidKagamine LenVocaloidKAITOVocaloidMEIKOVocaloidProducerKomiya MarioProducerViews BreakdownYouTube5K ViewsYouTube658 ViewsNiconico599 ViewsDaily Views211/01111/02011/03111/04011/05311/06011/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB