外がい交こう旅りょ券けん

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Meanings

1

noun

diplomatic passport

Official term for a passport issued to diplomats and government officials on diplomatic missions.

外outside

交mingle, mixing, association

旅trip, travel

券ticket

一いっ般ぱん旅りょ券けん
一般旅券 is an ordinary passport, while 外交旅券 is specifically for diplomatic use.
公こう用よう旅りょ券けん
公用旅券 is an official passport for government business, whereas 外交旅券 is reserved for diplomats.

Compound of 外交 (diplomacy) and 旅券 (passport). The term is a direct translation of 'diplomatic passport'.