Matsui Securities Co., Ltd., a Diversified Financials company based in Japan, has a high-risk ESG score of 36.4. Specializing in online securities brokerage, Matsui offers a trading platform for retail investors, including cash, margin, futures, and foreign exchange trading services. The company derives its revenue mainly from brokerage commissions and net interest income, with equity transactions contributing significantly to its profits. Matsui's focus on sustainability and governance sets it apart in the financial industry.