リーフバック 5,250 Views SingerNizimine KakoiUTAUProducernooProducerViews BreakdownYouTube3.1K ViewsNiconico2.2K ViewsDaily Views011/01211/02211/03111/04011/05111/06011/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB