青せい書しょ

noun

Blue Book; government report

Refers to an official government-issued report, often a white paper or policy document, called a 'Blue Book' in English. Used in political and bureaucratic contexts.

• 外がい務む省しょうは今年ことしの外がい交こう青せい書しょを発はっ表ぴょうした。

  The Ministry of Foreign Affairs released this year's Diplomatic Blue Book.