Corruption case in Chiyoda Ward, Tokyo: Is it possible that a businessman has been providing benefits for at least seven years?. In a case in which a former ward assembly member was arrested for allegedly accepting bribes from a contractor in return for leaking bidding information for construction ordered by the ward.

It is suspected that the contractors who are said to have sent bribes formed a voluntary organization with more than a dozen companies. The Metropolitan Police Department is investigating the details of the incident, suspecting that there was a long-standing collusion.