Based on the users' reviews of the Sakura Day Mahjong app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. Some users found the game's rules and scoring system confusing at first. 2. A few reviewers experienced lag and freezing issues while playing. 3. A few customers felt the app's customization options were limited. **Pros:** 1. Users praised the app's beautiful, serene graphics and soothing background music. 2. Many reviewers appreciated the variety of mahjong games and levels available. 3. The app's tutorials and hints were helpful for learning the game, users said. Please note that these are general summaries and may not reflect every user's experience with the app.