JB4
257 mm
364 mm
What Size Is JB4 Paper?
JB4, part of the JIS B Series under the Japanese Paper Sizes group, measures 257 x 364 mm, which is 25.7 x 36.4 cm or approximately 10.12 x 14.33 inches. It follows the JIS P 0138 specification and has an area of approximately 0.0935 m².
JB4 Paper Size Dimensions & Conversions
Paper Series
JIS B Series
Standard
JIS P 0138
Width
257 mm
Height
364 mm
Area
0.0935 m²
Aspect Ratio
1:1.416
Previous Size
JB3
Next Size
JB5
JB4 Dimensions in Different Units
| Unit | Width | Height |
|---|---|---|
| Millimeters | 257 mm | 364 mm |
| Centimeters | 25.7 cm | 36.4 cm |
| Inches | 10.12 in | 14.33 in |
| Feet | 0.84 ft | 1.19 ft |
| Meters | 0.257 m | 0.364 m |
| Points | 729 pt | 1032 pt |
| Picas | 60.7 pc | 86.0 pc |
What Is JB4 Paper Used For?
Printing in Japan
This size is part of Japan's JIS paper standard, used for documents, books, and printing.
Design and Layout
Designers and print professionals use JB4 when a layout calls for this specific format.
Reproduction and Scaling
JB4 can be scaled up or down to produce related sizes in the same series.
Presentations and Displays
JB4 is suitable for boards, handouts, or displays sized to this format.
Archiving and Filing
Printed materials in JB4 are stored and filed using standard folders sized for this format.
Digital Reference
JB4 dimensions are used as a page-size preset in design and publishing software.
Related JIS B Series Sizes
Frequently Asked Questions
What is JB4 size in inches?
JB4 measures approximately 10.12 x 14.33 inches.
What is JB4 size in centimeters?
JB4 measures 25.7 x 36.4 cm.
What is JB4 size in millimeters?
JB4 measures 257 x 364 mm.
What is JB4 size in pixels?
At 300 DPI, JB4 is approximately 3036 x 4299 pixels.
Is JB4 bigger than JB5?
Yes. JB4 is larger in area than JB5 in the Japanese Paper Sizes series.