the Government of Japan, National Government Organization Act… (2006)
“ Article 14 A minister, a commission or the director-general of an agency may, in respect of the affairs under the jurisdiction of the ministry, the commission or the agency, issue a public notification in the case where it is necessary to issue a public notice. A minister, a commission or the director-general of an agency may, for the purpose of giving an order or direction in respect of the affairs under the jurisdiction of the ministry, the commission or the agency, issue an instruction or a circular notice to the competent organs and officials. ”
