Government Pension Investment Fund (年金積立金管理運用独立行政法人, Nenkin Tsumitate-kin Kanri Un'yō Dokuritsu-gyōsei-Hōjin), or GPIF, is an incorporated administrative agency (an independent administrative institution), established by the Japanese government. It is the largest pool of retirement savings in the world. Japan's GPIF is the largest public fund investor in Japan by assets and is a major proponent of the Stewardship Principles.[2]