二酸化炭素はCO217,992 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerProducersemicolonProducerViews BreakdownNiconico11K ViewsYouTube7.2K ViewsDaily Views41/1031/1151/1291/13-18K1/1418K1/1561/16VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB
