Baggage and personal belongings declaration by using applications

関税局―携帯品申告アプリトライアル・成田第三ターミナル
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Baggage and personal belongings declaration by using applications
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CTB announces as under only in the Japanese language that e-declaration by using App Store and Google Play has been introduced at Narita 3rd?passenger terminal passenger clearance channels since Monday April 15.
QR codes for the applications are on the announcement.
http://www.customs.go.jp/kaigairyoko/egate.htm