桂冠獎
The was an electric multiple unit (EMU) train type operated by the Tokyo subway operator Tokyo Metro on the Tokyo Metro Ginza Line subway in Tokyo, Japan, from 1983 until March 2017. A total of 38 six-car trainsets (228 cars) were built between 1983 and 1997 in five batches, and the design received the 25th Laurel Prize of the Japan Railfan Club in 1985.