Cameos
Yuji Naka has a cameo in the Sega arcade soccer game Virtua Striker 3 along with Sonic, Tails, Knuckles, Amy, Eggman, and a group of Chao. He is also mentioned in Shadow the Hedgehog where GUN soldiers will occasionally call out "Mister Yuji Naka is all right". He is also one of the survivors that can be rescued from a burning building in the game Burning Rangers.
Yuji Naka's birthday was used as the level select code in Sonic 2, which requires players to enter Sound Select and play sounds 19, 65, 9 and 17.
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