[Machine Translation] Please understand the properties of light and master the art of digital coloring! I want to draw cool characters and scenes, but I can't bring out their full power..." These are just a few of the problems you can solve! Light is always present around us. Light changes from moment to moment depending on time and environment. When the type, intensity, and direction of light changes, the colors and shades we see change in surprising ways. It is very important to understand the mechanisms of light and color in order to express the three-dimensionality of objects and the atmosphere you envision. This book is packed with knowledge, tips, and coloring techniques about light and color that are essential for creating attractive illustrations. Now you don't have to worry about coloring anymore!