On November 3, 2023, RIETI Faculty Fellow UNAYAMA Takashi's book Consumption Analysis in Contemporary Japan: Where we are now in life cycle theory (Keio University Press Inc.) was awarded the 66th Nikkei Prize for Excellent Books in Economic Science, co-hosted by Nikkei Publishing Inc. and the Japan Center for Economic Research (JCER). The prize was established in 1958 to contribute to the advancement of academics and knowledge in the fields of economics, management, and accounting, as well as to its general dissemination and application.