MF Global Co., Ltd. operates a reuse business both domestically and internationally, and sells selected products, including defective products, through the online shop "iiKaKaKu" under the motto "Good products at good prices!" On March 1, 2025, the company opened its second brick-and-mortar store, "iiKaKaKu KAWAGUCHI," in Kawaguchi City, Saitama Prefecture. This follows the first store that opened in Azabu, Tokyo in July 2024. It boasts an area of ​​approximately 180 square meters and carries a carefully selected range of products, including household goods, pet supplies, apparel, shoes, picture books, groceries, beverages, and alcohol. With the slogan "Every day is a treasure hunt! Make new discoveries at iiKaKaKu!", an opening sale was also held, aiming for the lowest prices in the area.