Once Upon A Dream6,284,879 Views SingersKagamine LenVocaloidTenma TsukasaProject SEKAIOtori EmuProject SEKAIKusanagi NeneProject SEKAIKamishiro RuiProject SEKAIProducerYASUHIROProducerViews BreakdownYouTube5.3M ViewsYouTube674K ViewsNiconico336K ViewsDaily Views1.7K4/011.5K4/021.4K4/031.5K4/041.5K4/051.5K4/061.6K4/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB