DonMar's is a system for managing revenue and information of the Donmaru food chain with approximately 1000 stores nationwide. It includes the following features:

• Store information management: Stores and manages data about the location, contact information, and other details of each store in the chain.
• Administrators: The system allows super admins to designate managers for a group of stores.
• Revenue tracking: Records and analyzes revenue data from each store on a monthly basis, allowing for comparisons of performance between stores and over time.
• Reporting and analysis: The system analyzes revenue over the last 20 days by region and ranks each store based on monthly revenue.Allows for sending emails to stores that have submitted monthly reports and automatically sends emails to stores that have not submitted reports.