初しょ期き刊かん本ぼんじ字FuriganaMeanings1nounincunabulumcomputing›Technical term in bibliography and computing for books printed before 1501, using movable type. Rare outside specialized contexts.図と書しょ館かんは貴き重ちょうな初しょ期き刊かん本ぼんをデジタル化かしている。The library is digitizing valuable incunabula.