Hollow10,422,577 Views SingersKAITOVocaloidAzusawa KohaneProject SEKAIShiraishi AnProject SEKAIAoyagi ToyaProject SEKAIShinonome AkitoProject SEKAIProducerShishi ShishiProducerViews BreakdownYouTube8.5M ViewsNiconico1.1M ViewsYouTube897K ViewsDaily Views5.5K4/275.4K4/285.2K4/298.5K4/306555/014.6K5/024.6K5/03VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB