Bitcoin Japan Corporation engages in the manufacture and wholesale of women's clothing products in Japan. It also plans, produces, and sells twisted yarns; offers women's clothing and home wear products under the equo, UN-USELESS, kanaUa, YOUTOWA, and ReCHARELL brands; wholesales kimono accessories and jewelry to department, specialty, and retail stores; produces gift catalogs for gift items, funeral items, etc.; and provides health products, which include bedding products. The company was formerly known as Marushohotta Co.,Ltd. and change its name to Bitcoin Japan Corporation in November 2025. Bitcoin Japan Corporation was founded in 1861 and is headquartered in Tokyo, Japan. Bitcoin Japan Corporation is a subsidiary of RIZAP Group Co., Ltd.