Which Chinese characters are axisymmetric in the math problems of the second grade of primary school students

8. Fu, Huo, Yan, Sen, Tian, Mu, Yi, Er, San, Shi, Kou, Pin, Zhong, Ge, Hui, Japan, Tu, Wang, Ren, Da, Chen, Jin, You, Fu, Yi, Ya, Feng, Kuang, Gan, Ya.