Hey, Did You Know?458 Views SingerSEKAI (VOICEPEAK) Other Voice SynthesizerProducerUyamichiProducerViews BreakdownNiconico435 ViewsYouTube23 ViewsDaily Views05/14-4585/154585/1605/1705/1805/1905/20VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB
