エレクトロ琴葉スウィング姉妹kawaiiヤッター!!51,598 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerProducerWakaba Mark Oji-sanProducerViews BreakdownNiconico48K ViewsYouTube3.9K ViewsDaily Views311/01511/02311/03511/04211/05811/06211/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB