TOKYO — In Japan, one of the most famous names in the world of videogames isn’t a genius designer — he’s a PR flack turned game wizard whose ability to mash a button 16 times per second got him his own 8-bit game series. The button-scorching gamer is named Toshiyuki Takahashi, but he’s better known as Takahashi-meijin — literally, "The Famous Takahashi." To Japanese who grew up in the 1980s, he’s