Based on the user reviews, here are three cons and three pros, with 15 words or less for each: **Cons:** 1. Inadequate tutorial fails to prepare users for app's complexity, leading to frustration. 2. Limited functionality and lack of customization options hinder user experience. 3. Frequent errors and crashes mar the overall app usage experience. **Pros:** 1. Excellent language learning platform for those interested in Japanese culture and language. 2. Interactive lessons and exercises engage users and improve retention rates. 3. Accessible and affordable, making it a valuable resource for learners.