相关规则
Japan
Practice Relating to Rule 124. ICRC Access to Persons Deprived of Their Liberty
Japan’s Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations (2004) states:
Article 80
(1) The prisoner-of-war camp commander shall, in cases where any of the persons listed in the following items request to visit detainees, permit detainees to receive the visit. In this case, no staff member of the prisoner-of-war camp attends a visit for a detainee:
(i) Representatives of protecting powers;
(ii) Representatives of the designated Red Cross International Organization.
Article 82
(1) The Minister of Defence may order the prisoner-of-war camp commander … to restrict or suspend the visits prescribed in the provision [contained in] the preceding two Articles, when the Minister of Defence finds it extremely necessary to do so …
(2) The Minister of Defence shall, when he/she finds the restriction or suspension of visits set forth in the preceding paragraph has become unnecessary, order immediately the prisoner-of-war camp commander to terminate such rescission or suspension of the visits. 
Japan, Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations, 2004, Articles 80(1)(i) and (ii) and 82(1) and (2).