Operation1,756,612 Views Singerv4 flowerVocaloidProducersKuriyama YuriProducerKoh HashikuraProducerViews BreakdownYouTube1.2M ViewsNiconico570K ViewsDaily Views04/1904/2004/2104/2204/2304/241.8M4/25VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB