CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins68% CONFIDENCEOverall confidence: 68%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Wikipedia[1] and Zelda references give February 21, 1986 as the Famicom Disk System launch date.The original The Legend of Zelda released in Japan on February 21, 1986 as a launch title for the Famicom Disk System; the NES version followed in North America on August 22, 1987.
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