さいちょう 最長 Common word LinksSentence search for 最長Sentence search for さいちょうKanji details for 最 and 長Edit in JMdict Noun which may take the genitive case particle 'no', Noun1. longestAntonym: 最短Noun which may take the genitive case particle 'no', Noun2. oldestAntonym: 最少 Discussions Log in to talk about this word.