ぼうがい 望外 LinksSentence search for 望外Sentence search for ぼうがいKanji details for 望 and 外Edit in JMdict Noun which may take the genitive case particle 'no', Na-adjective (keiyodoshi), Noun1. unexpected (joy, success, etc.); unanticipated; beyond what one hoped; beyond one's expectations Discussions Log in to talk about this word.