About SATO HISANOBU
About 国土交通省 総合政策局
About infrastructure
About sightseeing
About resource
About community planning
About regional economy
About regional development
About business
About public facility
About Infra-Tourism
About sightseeing resources
About Civil engineering in general
About Sightseeing,recreation
About インフラ
About ストック効果
About インフラツーリズム