noun, noun which may take the genitive case particle 'no'
Used attributively (often with の) to describe people, assets, or activities located outside Japan. Common in formal and news contexts.
在外公館は海外に住む日本人を支援している。
Overseas diplomatic missions support Japanese citizens living abroad.
彼は在外研究員としてアメリカに派遣された。
He was dispatched to the United States as an overseas researcher.