CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins87% CONFIDENCEOverall confidence: 87%How well the pin's source and references back up its dates.Weighted average of how firmly 4 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 at 75% confidence or better82/100
Wikipedia[2] and the Kingdom Hearts Wiki both give 9 January 2010 for Japan (North America 7 September 2010). The Japan-only Final Mix of January 2011 is a separate release.Kingdom Hearts Birth by Sleep, the prequel starring Terra, Aqua and Ventus, released for PlayStation Portable in Japan on 9 January 2010 and sold over 500,000 copies in Japan in its first two days.
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