Former Sega designer Yuji Naka, one of the co-creators of Sonic the Hedgehog , director of noted flop Balan Wonderworld , and most recently convicted of insider trading at Square Enix, apparently tried to retitle the 2003 GameCube game Billy Hatcher and the Giant Egg as Billy Hatcher and the Giant Cock back when he was still at Sega. This comes from a delightful and lengthy interview with Mike Fischer , former VP and Sega of America product manager, conducted by Sega-16 . Fischer has a ton of fascinating anecdotes from his time at Sega covering everything from the Pico to the Game Gear, Sonic to Streets of Rage . But by far his best story is about Naka, who he seems to loathe based on multiple jabs delivered throughout the presentation. Fischer tees up the story by talking about his own recommendations that Sega consider creating more mature, M-rated games for the U.S. market, advice which he says Naka clearly hated. “Naka just went fucking ballistic on me, yelling at me, saying I wanted to make porno games.…