Your bank account for Internet banking is being illegally used!!
The number of cases of illegal use of bank accounts for Internet banking has been increasing. Many of illegally-used bank accounts are those that have been transferred to someone else. It is illegal to transfer your bank account to other people in Japan. You should not give your ID or password for Internet banking to any other people.
In addition, it is also against the law to sell or buy any bank accounts.
You should cancel your bank accounts if you don’t use them any longer because you return to your home country or other reasons.