ビー玉はビンの中12,349 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerProducerGoldfish BeamProducerViews BreakdownYouTube6.6K ViewsNiconico5.8K ViewsDaily Views5511/0110211/029011/035011/042611/056611/067711/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB