The enjoyment of color, the in-depth color characteristics through transparency and hidden “Touch Lighting”. 1. Colors are created by the difference in the thickness of translucent, injection molded parts. 2. Colors and patterns are created based on color “DDP 3D” printing on the front. 3. “Touch LED lighting” is realized by adjusting the penetration ratio of translucent, injection molded parts. (Indirect touch lighting, using the penetration ratio of translucent resin.)