Improved revision, and the contents are even more full. We have added 8 new pages and updated content and diagrams that are compatible with various color tests. Many previous diagrams and descriptions have been added and modified to make it easier to see. The color scheme of the color scheme has been changed to a new one, and the color scheme has also been increased. ■ Size ■ B5 ■ Number of Pages ■ 94 pages (color printed on all pages) ■ Author ■ Yoshio Oi, Hideaki Kawasaki ■ Supervision by ■ Foundation Japan Color Laboratory Published: Japan Shiken