JB1 Paper Size, Dimensions and Format (Japanese series)
JB1
728 x 1030 mm
Information
The JB1 format measures 728 x 1030 mm or 28.7 x 40.6 inches. The JB1 size belongs to the Japanese series. In the Japanese series there are a total of 18 paper sizes.
Other Japanese Paper Sizes
There are a total of 18 Japanese Paper Sizes.