There Seems to Be a Hidden Command to Being Happy13,781,230 Views SingersYuzuki YukariVocaloidYuzuki Yukari (VOICEROID)Other Voice SynthesizerProducerUtataPProducerViews BreakdownYouTube11M ViewsNiconico2.7M ViewsYouTube538K ViewsDaily Views3.3K1/163671/172K1/182.6K1/191.6K1/201.9K1/212K1/22VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB
