Shiroku ban 4 (Japanese paper sizes), paper size
The area of Japanese B-series paper is 1.5 times that of the corresponding A-paper, so the length ratio is approximately 1.22 times the length of the corresponding A-series paper. The aspect ratio of the paper is the same as for A-series paper. Both A- and B-series paper is widely available in Japan and most photocopiers are loaded with at least A4 and B4 paper.There are also a number of traditional paper sizes, which are now used mostly only by printers. The most common of these old series are the Shiroku-ban and the Kiku paper sizes.
International paper size: A
International paper size: B
International paper size: C
North American paper sizes
-
×1.66
-
×1.3
-
×0.83
-
×0.83
-
×1.66
-
×0.83
-
×0.83
-
×0.41
-
×0.21
-
×0.1
-
×0.14
-
×3.31
-
×1.94
-
×1.44
-
×0.63
-
×0.52
-
×0.52
-
×0.39
-
×0.37
-
×0.36
-
×0.31
-
×0.24
-
×0.2
-
×0.1
Japanese paper sizes
Inch based paper sizes
-
×0.04
-
×0.09
-
×0.13
-
×0.15
-
×0.18
-
×0.19
-
×0.23
-
×0.22
-
×0.26
-
×0.28
-
×0.34
-
×0.27
-
×0.3
-
×0.36
-
×0.49
-
×0.57
-
×0.68
-
×0.71
-
×0.72
-
×0.83