case by case510,890 Views SingersHatsune MikuVocaloidCASEUTAUProducerGloopBloopProducerViews BreakdownYouTube441K ViewsYouTube70K ViewsDaily Views5.2K4/224.6K4/234.6K4/244.1K4/253.9K4/264K4/273.6K4/28VideorefreshRefresh Song DataListenYouTubeVocaDB