きゅうこう 旧交 LinksSentence search for 旧交Sentence search for きゅうこうSentence search for 旧好Kanji details for 旧 and 交Edit in JMdict Noun1. old friendshipOther forms旧好 【きゅうこう】Notes旧好: Rarely-used kanji form. Discussions Log in to talk about this word.