noun, noun which may take the genitive case particle 'no'
Japanese-language support
Used in software contexts to indicate that a program, interface, or system can handle Japanese text, menus, or documentation.
This app supports Japanese, so you can change the settings to Japanese.
I'm looking for software that supports Japanese.
Refers to multilingual support in general, while 日本語対応 specifically means Japanese-language support.
Compound of 日本語 (Japanese language) and 対応 (support, compatibility). A straightforward modern technical term.