The Hitotsubashi University Business School , also known as Hitotsubashi ICS, is the graduate business school of Hitotsubashi University in Tokyo, Japan. Hitotsubashi ICS was the first "professional graduate school" established in Japan. The school was founded by Harvard Business School professor Hirotaka Takeuchi, its first dean, in 1998, and admitted students in 2000.

Hitotsubashi University , also known as a Tokyo University of Commerce is a national university located in Tokyo, Japan. It has campuses in Kunitachi, Kodaira, and Chiyoda.