島しま国ぐに根こん性じょう

noun

insular mentality; island nation mindset

Refers to a narrow-minded, inward-looking attitude often attributed to people from island nations, especially Japan. Can carry a critical or self-reflective tone.

• 彼かれの考かんがえ方かたは島しま国ぐに根こん性じょうが抜ぬけていない。

  His way of thinking still hasn't shaken off that insular mentality.

• グローバル化かが進すすむ中なか、島しま国ぐに根こん性じょうを克こく服ふくする必ひつ要ようがある。

  As globalization advances, we need to overcome our insular mindset.