Japan Trustee Services Bank (JTSB) is a financial institution based in Japan that specializes in trust banking services. Established in 2000, it provides a range of services including asset management, custody, and administration for various clients, including corporations and institutional investors. JTSB plays a crucial role in the financial market by managing investment trusts and pension funds. The bank is known for its expertise in handling complex financial products and ensuring compliance with regulatory standards, making it a trusted partner for many organizations in the Japanese economy.