かいがい 海外 Common word JLPT N3 Wanikani level 6 Play audio LinksSentence search for 海外Sentence search for かいがいKanji details for 海 and 外Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. foreign; abroad; overseasWikipedia definition2. Overseas Discussions Log in to talk about this word.