What should I do?41,002 Views SingerNatsuki KarinSynthesizer VProducerChikarutofProducerViews BreakdownNiconico19K ViewsYouTube13K ViewsYouTube9.5K ViewsDaily Views912/1725612/18512/193412/201112/212412/221012/23VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB
