エコロケーションは反響定位36,320 Views SingersKotonoha Akane (A.I.VOICE)Other Voice SynthesizerKotonoha Aoi (A.I.VOICE)Other Voice SynthesizerProducersemicolonProducerViews BreakdownNiconico23K ViewsYouTube13K ViewsDaily Views1011/01311/02711/03611/04911/056311/063111/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB