Solfège20 Views SingersOliverVocaloidKaai Yuki V4VocaloidHiyama Kiyoteru V4 NaturalVocaloidHiyama Kiyoteru V4 RockVocaloidUnknown vocal synth(s)Other Voice SynthesizerProducerSenseiProducerViews BreakdownYouTube20 ViewsDaily Views012/17012/18012/19012/20012/21012/22012/23VideorefreshRefresh Song DataListenYouTubeVocaDB