Kotonoha♾Connection19,401 Views SingersKotonoha Akane (NEUTRINO)Other Voice SynthesizerKotonoha Aoi (NEUTRINO)Other Voice SynthesizerProducerUboarProducerViews BreakdownNiconico19K ViewsDaily Views94/0154/02124/0364/0494/0594/06124/07refreshRefresh Song DataListenNiconicoVocaDB