For the sustainable society, organization management not based on the mass production and mass consumption but having the flexibility to meet to various social needs precisely is required. For realizing such management, the emploees¡Ç work morale is required. Recently, however, the emploees¡Ç work morale is tend to decrease.
Therefore, in this study, the authors developed the model of the method for promoting and keeping employees\¡Ç work morale effectively and efficiently. Especially the authors thought ``work morale\¡Ç\¡Ç of ``attitude to the work\¡Ç\¡Ç. Based on this idea, it could be considered that the theory of the persuasion psychology and various persuasion techniques. Therefore, the model of the method applying the character agent was developed based on the forced compliance which is one of persuasion techniques based on the theory of the cognitive dissonance. By the evaluation experiment using human subjects, it was confirmed that developed method could improve workers\¡Ç work morle effectively.