Half Todai's female students, staff victims of sex attacks.

Almost half the female students and staff at the University of Tokyo, Japan's most illustrious tertiary institution, have been submitted to sexual harassment, a shocking survey has showed.

Considerable numbers of male students and staff at the top college also reported being victims of sex attacks.

But nearly all the victims have kept the attacks to themselves, largely because of the belief that reporting incidents will not lead to any solution of the problem.

"Even if women take a stern approach toward dealing with sexual harassment, the problem is not going to go away," said Prof. Mari Osawa, the academic who conducted the survey among 5,600 male …