Lost Days205,841 Views SingerMegurine Luka V4X (Hard)VocaloidProducerKasamura TotaProducerViews BreakdownYouTube158K ViewsYouTube25K ViewsNiconico23K ViewsDaily Views1703/291483/301383/311904/011644/021574/031414/04VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB