
A whopping 38 years have passed since the original Final Fantasy released in Japan in 1987, and we're still learning more about the JRPG to this date – including the fact that it initially contained a game-breaking bug developers didn't notice until after its launch.
Final Fantasy composer Nobuo Uematsu reveals as much in a recent stream on Twitch (as translated by Genki in an online post). According to Uematsu, the first batch of Final Fantasy copies to release contained a destructive bug that Square devs weren't aware of until after the game was completed. To try and counter this problem for potential players, all of the studio's employees worked to slip pieces of paper with warnings into Final Fantasy boxes.
Final Fantasy Composer Nobuo Uematsu says there was a game breaking bug in the original release of Final Fantasy 1 so all the Square employees had to work to slip a warning paper into 500,000 copies of the game!They had already produced the cartridges when they found the bug so… pic.twitter.com/a8UWRL5xRpAugust 18, 2025