JIS B5

Common Japanese notebook and print size.

Asian Sizes / 182 x 257 mmBack to Family

Dimensions in inches and centimeters

Portrait

7.17 in x 10.12 in

18.20 cm x 25.70 cm

Landscape

10.12 in x 7.17 in

25.70 cm x 18.20 cm

Dimensions Table

Specs

Swipe to see all measurements

Orientation	Millimeters	Inches	Pixels (300 dpi)
Portrait	182 x 257	7.17 in x 10.12 in	2150 px x 3035 px
Landscape	257 x 182	10.12 in x 7.17 in	3035 px x 2150 px

Deep Dive

JIS B5 measures 182 x 257 mm (18.20 x 25.70 cm).
Total surface area is 46,774 mm² (72.50 in²).
Approximate diagonal is 12.40 inches, useful when checking fit inside sleeves or packaging.
Linked to regional publishing and office systems, especially Japanese standards.