Keizai is the Japanese word for economics. It may refer to: Chiba Keizai University The Nihon Keizai Shimbun, former name of The Nikkei, the world's largest financial newspaper Ryutsu Keizai University, in Ibaraki Ryutsu Keizai University FC, a football (soccer) club Sangyō Keizai Shimbun, or Sankei Shimbun, a daily newspaper in Japan Toyo Keizai, a Japanese book and magazine publisher