People have been wearing blue jeans for centuries. Originally, the blue color came from a natural indigo dye. The dye was chosen for the way it interacted with cotton. When heated, most dyes ...

He calls it a "time-consuming and costly" method, commonly used to dye kimonos in the 17th-19th century Edo period. Momotaro Jeans was established in 2006 by Japan Blue, one of a few dozen denim ...