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Roundabout is an intersection "friendly to both people and the environment" . Iida City demonstrated its structural improvement effect on actual roads by social experiments at Azuma-cho roundabout, realized the Towa-cho roundabout which removed the existing traffic signal for the first time in Japan. This series of projects has become an extremely useful case in the spread and development of roundabouts in Japan.
IIDA CITY + HIDEKI NAKAMURA
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