Nightmare7,547,339 Views Singerv4 flowerVocaloidProducerAzariProducerViews BreakdownYouTube6.8M ViewsNiconico748K ViewsDaily Views4.1K11/013.6K11/023.5K11/033.8K11/043.4K11/053.5K11/063.3K11/07VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB