Translation guideaerogrammeA lightweight airmail letter sheet that folds into its own envelope, used for international correspondence.1Aerogramme (the postal item)The learner wants to refer to the physical aerogramme sheet itself.航こう空くう書しょ簡かんRecommendedこうくうしょかんThe standard Japanese term for an aerogramme. Used in postal contexts.航こう空くう書しょ簡かんを送おくりました。I sent an aerogramme.エアログラムAlso usefulエアログラムLoanword from English, understood but less common than 航空書簡.
航こう空くう書しょ簡かんRecommendedこうくうしょかんThe standard Japanese term for an aerogramme. Used in postal contexts.航こう空くう書しょ簡かんを送おくりました。I sent an aerogramme.