sekai metsubou nikki25,343 Views SingerHatsune MikuVocaloidProducerharunaProducerViews BreakdownYouTube22K ViewsNiconico3.6K ViewsDaily Views539/29559/307210/01810/021110/03610/04710/05VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB