Goodbye Declaration16,985 Views SingersGUMIVocaloidIAVocaloidMegurine Luka V4X (Unknown)VocaloidKaai Yuki V4VocaloidKagamine Rin V4X (Power)VocaloidOtomachi Una SpicyVocaloidHatsune Miku V4X (Dark)VocaloidHatsune Miku V4X (Original)VocaloidHatsune Miku V4X (Sweet)VocaloidKAFUCeVIO AITsukuyomi-chanUTAUSEKAICeVIO AIProducersTakkyuu ShounenProducerToreroProducerappyProducerLonePiProducerFtyProducerMaryProducerMinami no MinamiProducerrukakuProducernogiProducerYoshida YasseiProducerJoukyouProducerMozukuPProducerShuProducerSouten no Lapis LazuliProducerAishiteProducerViews BreakdownNiconico12K ViewsYouTube4.6K ViewsDaily Views17K4/21384/22114/23114/2474/2584/2664/27VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB