A 20-year-old Kanagawa Prefectural police officer has been arrested on suspicion of molesting a 16-year-old high school girl.

According to investigators, the suspect, identified as Yuki Kobayashi, came up behind the girl who was walking along a street in Yokohama's Asahi Ward at about 11:30 a.m. The girl said he lifted up her skirt and touched her buttocks, TBS reported.

Kobayashi has admitted to the charge and said he did it on impulse, TBS reported. He said has has done the same thing many times before, police said.

A Kanagawa police spokesman said Kobayashi's actions were unforgivable and said the police would do their best to make sure a similar incident never happens again.

© Japan Today