Translation guide
Mercosur is a South American trade bloc. In Japanese, it is almost always referred to by its acronym in katakana, メルコスール. The full name is rarely used but can be given for formal contexts.
Referring to Mercosur as an organization or economic bloc.
Standard Japanese name for Mercosur, used in news, business, and everyday conversation.
メルコスールは南米の経済圏です。
Mercosur is a South American economic bloc.
Full Japanese name meaning 'Southern South American Common Market'. Used in official documents or when the full name is required.
南米南部共同市場（メルコスール）は1991年に設立されました。
The Southern Common Market (Mercosur) was established in 1991.
Unlike some international organizations where the full Japanese name is common, Mercosur is overwhelmingly referred to as メルコスール. The full name 南米南部共同市場 is mainly seen in legal or diplomatic texts.