Translation guide
The Central Intelligence Agency of the United States. In Japanese, it is almost always referred to by its English abbreviation, pronounced in a Japanized way.
CIA
The standard way to refer to the CIA in Japanese. Pronounced as individual letters.
Referring to the CIA as an organization
The abbreviation is used directly in Japanese, written in Latin letters or sometimes in katakana as シーアイエー. It is treated as a proper noun.
The CIA is an American intelligence agency.
CIA is pronounced as シー・アイ・エー (shī ai ē), with each letter said separately. It is not read as a word like 'see-ah'.
彼はCIAのエージェントだ。
He is a CIA agent.
The official Japanese translation of 'Central Intelligence Agency'. Used in formal or explanatory contexts, but less common than the abbreviation.
The Central Intelligence Agency (CIA) was established in 1947.