In the Kozokufu, thin booklets are divided per source Emperor (the Emperor who was the direct ancestor), and columns are provided for each Shinno, Naishinno, O and Nyo-o, and as for Empress consort one column is provided in a thin booklet of her husband, source Emperor (the old Article 22).
皇族譜は、所出天皇により簿冊を区分し、各親王・内親王・王・女王につき一欄を設け、妃については夫の所出天皇に属する簿冊に各一欄を設ける（旧22条）。