1. Its business mainly operates in Japan, the United States, and Southeast Asia, with a core focus on general discount retail chain stores. 2. In the e-commerce/retail industry, it is a well-known Japanese discount retailer, with competitors including 唐吉诃德, 优衣库, and 大创. 3. The official website brand terms are "ドン・キホーテ" or "Don Don Donki".