Midsummer Letter Rainbow162,937 Views SingerHatsune MikuVocaloidProducersnanaProducerMOSAIC.TUNEOther GroupViews BreakdownNiconico92K ViewsYouTube71K ViewsDaily Views212/18112/19112/2013312/21012/222112/23112/24VideorefreshRefresh Song DataListenYouTubeNiconicoVocaDB