noun, noun which may take the genitive case particle 'no', na-adjective
borderless; without borders
Used for organizations, movements, or concepts that transcend national boundaries. Often appears in compounds like 無国境医師団 (Médecins Sans Frontières).
Médecins Sans Frontières operates all over the world.
インターネットは無国境なメディアだ。
The internet is a borderless medium.
Compound of 無 (mu, 'without') and 国境 (kokkyō, 'national border').