Most Applied Japanese departments consider cultivate commerce-related professionals that master Japanese is one of their educational goals. Commerce subjects are arranged into its curriculum. However, problems begin to appear gradually after years of implementing. This study wants to focus on teaching difficulties and problems from occupational professional Japanese and tries to find out solutions and improvements. Applied Japanese department doesn’t just focus on linguistics and literatures; it also broadens its scope to commerce which is a more practical approach to job markets. However, using too much native language, lacking combination of Japanese language and expertise and differences among teachers’ majors are the three main disadvantages. The followings are points that need further discuss ion: Japanese for specific purpose aims too high, teachers might increase insufficiency in curriculum, easily skipping departmental educational goal from its teaching content, insufficient teaching experiences and lacking aspects of professional Japanese language. Finally, this study comes up with four suggestions that are 1. Upgrading curriculum such as using focused course program instead of groups. 2. Combining more professional teaching and research with Japanese language. 3. Outcome based evaluation. 4. Learners’ improvements and desires of second specialties.