Concept Keyword: Compact design. Modular design: an efficient structure that allows the product to be easily scalable from a single function printer to an MFP (multifunction printer). A Next Shell design that stresses the products strength. A control panel that can draw peoples attention. Unique toner design: The toner cartridges, which have a cylindrical shape, have been designed so users can intuitively know how to use them, enabling easy use and replacement.