ひぞう 秘蔵 LinksSentence search for 秘蔵Sentence search for ひぞうSentence search for ひそうKanji details for 秘 and 蔵Edit in JMdict Noun, Suru verb, Transitive verb, Noun which may take the genitive case particle 'no'1. treasuring; cherishing; prizing; holding dearOther forms秘蔵 【ひそう】Notesひそう: Out-dated or obsolete kana usage. Discussions Log in to talk about this word.