Kaji Kakuo is revolutionizing the 400-year-old tradition of Japanese indigo dyeing, breathing new life into the deep hue known as Japan blue. He shares his thoughts on innovating indigo.

His goal is to find fabrics that can be worn for ages, fade naturally and have the qualities that are unique to Japanese denim like long fiber cotton, true indigo dye and textured surfaces.

Momotaro Jeans is introducing new fabric developments that build on ... For Japanese denim purists, a range of jeans is dyed ...