The Flea Waltz.689,894 Views Singersv flowerVocaloidKAFUCeVIO AIProducerA4。ProducerViews BreakdownYouTube599K ViewsNiconico91K ViewsDaily Views09/2909/3016910/012K10/027010/0342510/0434410/05VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB