Since 1990, BSC system has been adopted all over the world as an important tool for organizational performance management. However, despite its merits and contribution for/to the organizational performance management, it is often reported that this system has some problems and limitations in several aspects. The purpose of this article is to depict the usefulness of BSC as well as its limitations, and suggest some direction for enhancing its effectiveness. To attain this purpose, several aspects of current BSC system are analyzed through case study and questionnaire when necessary, focusing on the public organizations.