oxygen song1,683 Views SingersKAFUCeVIO AINurse Robot_Type T (Unknown)Other Voice SynthesizerProducer包丁ナイフカッターズProducerViews BreakdownYouTube949 ViewsNiconico734 ViewsDaily Views112/17012/18012/19012/20012/21012/22012/23VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB