gender gap; male-female divide
Refers to disparities between men and women in areas such as wages, opportunities, or social status.
It is said that the gender gap is still large in Japan.
Companies have started various initiatives to eliminate the gender gap.
男女平等 refers to the ideal of gender equality, while 男女格差 refers to the actual gap or disparity.
格差 is a broader term for any gap or disparity; 男女格差 specifically refers to the gap between men and women.
gender gap index
Compound of 男女 (danjo, 'men and women') and 格差 (kakusa, 'gap, disparity').