The purpose of this study lies in investigating the resent state and characteristics of monographs produced by Korea and Japan, which are the research products on each other's political and economic situations for the period of 1901-2000. To this end, we identified the major political and economic events and issues in the Korea-Japan relations, also collected comprehensively the monographs produced by each county regarding earth other, and analyzed the resent state md characteristics of the monographs with a special emphasis on the publication period, subject matter and producer. Also identified was the relationship between the production of monographs and the Korea-Japan political and economic relations from a historical perspective. Finally, we suggested the necessity of a knowledge and information system for both effective management and efficient control of such research products.