A man who claimed to being conducting radioactivity tests to gain access to homes and then allegedly assaulting young girls who were by themselves is suspected of having carried out as many as 20 similar attacks in the three years before his arrest.
Yuya Yazaki, an unemployed 35-year-old resident of the town of Soka in Saitama Prefecture, north of Tokyo, has been arrested on a charge of sexually assaulting a girl in the same city in April and has reportedly confessed that he copied a tactic depicted in an adult manga comic.