The purpose of this study is to evaluate the factors affecting the formation gender roles of junior high school students. The results are as follows :
Compared with male students, female students tend to be gender free in the concept and behavior. Both of them, the factors affecting the formation gender roles are revealed the guidance of their teachers by using quantification..．Especially in the case of the female students, factors were affected from their mothers. Therefore the teachers have to have workshop changing the gender roles.