Sentimental Love Heart253,906 Views SingerGUMIVocaloidProducerNatsume ChiakiProducerViews BreakdownNiconico171K ViewsYouTube83K ViewsDaily Views4812/215512/223912/23712/249312/254912/2611012/27VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB