Japan Post Holdings Co., Ltd. is a Japanese publicly traded conglomerate headquartered in Kasumigaseki, Chiyoda, Tokyo. It is mainly engaged in postal and logistics business, financial window business, banking business and life insurance business. The company offers letters and goods transportation services, stamp sales, deposits, loans, and insurance products. On November 4, 2015, Japan Post Holding was listed on the Tokyo Stock Exchange as part of a "triple IPO" with shares offered as well in Japan Post Bank and Japan Post Insurance. About 10% of the shares in each company were offered. In October 2021, the Japanese government abandoned its majority ownership of the company, while also still maintaining the most stock. Japan Post Holdings is also a constituent of the Nikkei 225 and TOPIX Large70 indices. Wikipedia