Happy Synthesizer53,458 Views SingersHatsune Miku V3 (Unknown)VocaloidSeeU (Unknown)VocaloidProducerFandesccCover ArtistViews BreakdownYouTube53K ViewsDaily Views09/2909/3053K10/01010/02010/03010/04010/05VideorefreshRefresh Song DataListenYouTubeVocaDB