"EV Japan" Electric Vehicle Expo 2011 Kicks-Off
TOKYO – JANUARY 19: A member of staff holds a charging plug next to Toyota Motor Corp.’s hybrid electric vehicle Prius Plug-in Hybrid displayed during the EV JAPAN, part of the Automotive World 2011, at Tokyo Big Sight on January 19, 2011 in Tokyo, Japan. The three-day trade show gathers industry experts to discuss and display the latest in electric vehicles (EVs) and hybrid electric vehicles (HEVs) as well as related technologies. (Photo by Kiyoshi Ota/Getty Images)