Ever since the March 11 disasters exposed the nation's dependence on conventional power sources and infrastructure, energy-efficient "smart city" projects have drawn increasing attention.
So far Japan has bucked the global trend toward smart cities, which take advantage of IT-controlled power grids and renewable energy. But the quake and the subsequent nuclear crisis have persuaded policy-makers and businesses to kick-start the construction of communities that can use multiple energy sources, experts say.
"The sense of need changed after March 11," said Teruyoshi Takesue, an analyst specializing in advanced technology at Nomura Research Institute Ltd.
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