Downtime764,181 Views SingersKagamine Len V4X (Power)VocaloidKagamine Len V4X (Cold)VocaloidProducerThreeProducerViews BreakdownYouTube623K ViewsNiconico141K ViewsDaily Views1609/23919/244199/251849/261339/27929/283159/29VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB