Denim jacket of [Amami mud dyeing denim] woven in Ibara, Okayama prefecture using the thread by the ancient dyeing technique [Amami mud dyeing] . Both vertical and horizontal are dyed with [Amami Mud Dyeing]. The unevenness unique to manual work is attractive. In order to express a rough texture, the thread used is No. 6.7 ultra-uneven thread. The ancient dyeing method [Amami Mud Dyeing], which uses only the nature of Amami Oshima, has a gentle, deep, powerful, and astringent color that cannot be synthesized with chemical dyes. This denim can be said to be a gift of rich nature that nurtures the heart from the mother of the earth.