Nan to ka Tetsudou no Yuu1,277,755 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerAdachi Rei (A.I.VOICE)Other Voice SynthesizerProducerUmichaProducerViews BreakdownYouTube937K ViewsNiconico340K ViewsDaily Views8497/259397/267017/278407/288547/299057/309747/31VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB