DONUT HOLE 20246,862,675 Views SingerGUMIVocaloidProducerHACHIProducerViews BreakdownYouTube6.4M ViewsNiconico499K ViewsDaily Views2.2M9/30333K10/01925K10/02918K10/03839K10/04825K10/05797K10/06VideoListenYouTubeNiconicoVocaDB