Clean design is the reason for its popularity

The concept is "simple, basic, yet innovative."
Offering stylish items in clean designs, "graphia" is our original stationery brand. This popular clip calculator is a completely new electronic calculator featuring a high level of design and a clip on the body.
It won a "Good Design" award in 2011. In addition to its design and functionality, it was praised for its "new sense of color, never seen before".