Operation-oriented Store information system: Genbashugi Supports effective and efficient store operations with product management that emphasizes cash flow. Uses single item control based on the SKU (Stock Keeping Unit) system to produce a profit calculation and inventory valuation through individual cost accounting. Practical and easy to use data analysis is possible using the gDrill Downh method on the information reference screen. All stores can share status and analytical information about product sales and inventory management, as well as other measurements. It can provide typical transaction processing system functions for a business such as orders, stock purchases, stock transfers, sales, and inventory management, as well as data analysis.