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    Flight Procedure and Airspace Program office
    Air Traffic Control Division
    Air Navigation Services Department
    Civil Aviation Bureau
    Ministry of Land , Infrastructure , Transport and Tourism (MLIT)
    2-1-3 Kasumigaseki , Chiyoda-ku , Tokyo ,100-8918 JAPAN

    Tel : +81-3-5253-8750

    Operating Hours : 10:00 – 17:00 JST Monday – Friday (except public holidays)