Hollow10,542,674 Views SingersKAITOVocaloidAzusawa KohaneProject SEKAIShiraishi AnProject SEKAIAoyagi ToyaProject SEKAIShinonome AkitoProject SEKAIProducerShishi ShishiProducerViews BreakdownYouTube8.5M ViewsNiconico1.1M ViewsYouTube919K ViewsDaily Views1.1M5/225K5/233.8K5/245.2K5/255.2K5/264.6K5/273.9K5/28VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB