お姉ちゃん!ボクがママだよ!506 Views SingersKotonoha Akane (VOICEROID)Other Voice SynthesizerKotonoha Aoi (VOICEROID)Other Voice SynthesizerProducerblutoProducerViews BreakdownNiconico506 ViewsDaily Views012/17012/18012/19012/20012/21012/22112/23refreshRefresh Song DataListenNiconicoVocaDB