This is a Shingen bag (gassai bag) tailored using kimono fabric and obi fabric. It's a size that can hold a smartphone, wallet, etc. Width 21 cm Length 24 cm Lined with Meisen kimono fabric With an inner pocket A Shingen bag (shingenbukuro) is a cloth tote bag. It became popular from the mid-Meiji period and is useful as a small item holder, wallet, or mobile phone case for Japanese attire. It is also called a "gassai bag" and can be used by both men and women. It is perfect for yukata and kimonos.