To meet the higher needs for a new role of libraries in information society, professionalization of librarians who are core human resource of libraries is essential. Under the present circumstance that one can acquire a librarian license if he/she completes the required whole courses only, librarian license system should be improved and innovated. The purposes of this study are to investigate the surveys on librarian license system and the statistics of production and employment of librarians and to suggest a new librarian license examination as a remedy of the present system and a continuing professional education and an examination for license renewal. Based upon the investigation of a case study of the Philippines librarian licensure system, this study suggests some countermeasure which should be considered and discussed for the improvement and innovation of the present librarian licensure system.