「Ib」-forever-2,024,284 Views SingersHatsune MikuVocaloidKamui GakupoVocaloidMAYUVocaloidProducerKouProducerViews BreakdownYouTube1.4M ViewsNiconico562K ViewsYouTube31K ViewsDaily Views21010/13-2M10/142M10/1519710/1624810/1715710/1817910/19VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB