double-leaved printing; traditional East Asian bookbinding
Refers to the traditional bookbinding method where pages are folded and bound at the fore-edge, creating a pouch-like double leaf. Used in historical and craft contexts.
Many Japanese books are bound in the traditional double-leaved style.
sealed-page printing; sealed magazine
Modern publishing term for magazines or books with pages sealed along the edges to prevent browsing, often used for adult content. The long side or all three sides may be sealed.
This magazine is sealed, so you can't see inside until you open it.
dual page
Computing term for a layout or display showing two pages side by side, analogous to the traditional bookbinding concept.
When you set the PDF viewer to dual-page display, you can read it as a spread.
Standard kanji spelling for traditional bookbinding and sealed-page printing.
Common kana-mixed variant, especially in modern contexts like magazine sealed pages.
Compound of 袋 (fukuro, 'bag') and 綴じ (toji, 'binding'), literally 'bag binding'. The term originally described the pouch-like double leaves in traditional East Asian books and later extended to sealed modern publications.