This is a new class struggle, a class struggle for upward mobility. Good education, or more precisely, a diploma from a prestigious university, seemed to give greater chances for success. Succeeding to get into and graduate from a prestigious university, many parents and children believed, gave them a ticket for success in corporations regardless of the social background. In this context, high school students compete in order to get into a good and prestigious universities or colleges. By attending good high schools, students increase their chances of passing competitive entrance examinations to high ranking universities.
Students compete fiercely to get into such high school.
Similarly, intense competition is repeated in elementary schools and today even in kindergartens. An increasing number of students enter into a series of competition as more parents want and can afford to send their children to colleges and universities, good and highly reputable ones in particular.