Watt Mann Co., Ltd. is a Japanese retailer specializing in the acquisition and sale of pre-owned merchandise. The company operates a network of physical stores across Japan, where it offers a diverse array of products. These include digital electronics such as personal computers, smartphones, televisions, audio equipment, and cameras; essential home appliances like microwave ovens, refrigerators, and washing machines; and leisure items ranging from musical instruments and general hobbies to bicycles. Its inventory further extends to household essentials, including tableware, gift items, interior decor, and gold certificates; children's merchandise; outdoor and sporting goods; and fashion items like apparel, bags, shoes, and other accessories. Additionally, Watt Mann deals in premium goods such as branded items and precious metals. The company also facilitates sales of books, CDs/DVDs, game consoles, and software through franchised locations, in addition to maintaining an online retail presence. By September 30, 2020, Watt Mann Co., Ltd. managed 55 stores. This Yokohama, Japan-headquartered firm was established in 1967.