About denim

  1. NATURAL INDIGO "AIZOME"

    We sometimes have an inquiry that "All jeans in JAPAN BLUE JEANS are dyed with natural indigo?". Actually most of our jeans are dyed with indigo.   However there is a piece that we use natural indigo, so we would like to tell you little bit about natural indigo dyeing, "AIZOME", in Japan.   First of all, "AIZOME" is... a...
  2. About weaving preparation after dyeing process

    We shared about "Rope-dyeing" with you the other day,  today we will tell you "the preparation for weaving process" which is at the end of dyeing process.   Click the image below to read about "rope-dyeing".   Rope-dyeing ⇩ Yarn splitting Yarns are separated by a splitting machine and arranged like sheets. The yarns become tangled and lumpy after dyeing...
  3. What is "rope dyeing"?

    Have you ever heard "rope dyeing"? There are various ways of dyeing denim such as rope dyeing, slasher dyeing, and skein dyeing. JBJ's denim are dyed with "rope dyeing" because that have good texture and aging.   Rope dyeing is a method of dyeing yarns in bundles (ropes) of a certain number of threads. That features... Color irregularities are less...