日本人青年女子の皮膚色調に関する研究 (第3報):山形地区の色調 Research on the Skin Tones of Japanese Young Women (Part 3):The Skin Tones in the Yamagata Area

The aim of this research is to obtain systematical basic data for the designs and colours of clothing.<BR>The women tested by us were students of some girls' junior colleges in the Yamagata area, between the ages of 19 to 20, totaling 40 persons.<BR>Each test was held by the visual method of measurement four times a year, such as in spring April 1973 (room temperature 20°C, humidity about 65%), in summer June 1973 (room temperature 24°C, humidity about 70%), in autumn October 1972 (room temperature 19°C, humidity about 69%), and in winter February 1973 (room temperature 5°C, humidity about 60%). Light given on the skin surface was 450 to 500 lux.<BR>As a result, women with a higher grade of lightness were found more in sping and in summer, having 5.0 YR with deeper tints. Compared with the result of the test in the Okayama area as per our Report No. 1, more women with higher grade of tints were found in the Yamagata area.