Love Letter to Vocaloid2,029 Views SingersTone RionVocaloidMAIKAVocaloidKaai Yuki V4Vocaloidv4 flowerVocaloidNekomura Iroha V4 (Unknown)VocaloidKagamine Rin V4X (Unknown)VocaloidKagamine Len V4X (Unknown)VocaloidLUMiVocaloidProducerDuck With a KnifeProducerViews BreakdownYouTube1.9K Viewsbilibili169 ViewsDaily Views-1.9K4/202K4/2114/2214/2304/2404/2504/26VideorefreshRefresh Song DataListenYouTubebilibiliVocaDB