noun
gap; disparity; qualitative difference
Refers to a significant difference in status, income, ability, or quality between groups or things. Often used in social and economic contexts (e.g., 所得格差, 教育格差).
日本では所得格差が広がっていると言われている。
It is said that the income gap is widening in Japan.
The educational disparity between urban and rural areas has become a problem.