○Nazo Game×4,089 Views SingersKagamine Rin Append (Unknown)VocaloidKagamine Len Append (Unknown)VocaloidProducersHikkiePProducerYamikaProducerHIDAKAProducerViews BreakdownNiconico4.1K ViewsDaily Views111/16011/17011/18011/19011/20111/21011/22refreshRefresh Song DataListenNiconicoVocaDB