There Seems to Be a Hidden Command to Being Happy14,255,725 Views SingersYuzuki YukariVocaloidYuzuki Yukari (VOICEROID)Other Voice SynthesizerProducerUtataPProducerViews BreakdownYouTube11M ViewsNiconico2.8M ViewsYouTube577K ViewsDaily Views2K8/302.3K8/31-14M9/0114M9/022.2K9/03-14M9/0414M9/05VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB
