相关规则
Japan
Practice Relating to Rule 87. Humane Treatment
Japan’s Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations (2004) states:
The government of Japan shall, upon the treatment of persons captured or interned pursuant to the provision of this Act in armed attack situations (hereinafter referred to as “prisoners of war and other detainees” in this Article), always ensure humanitarian treatment, respect for the lives, bodies, health and honor of prisoners of war and other detainees, and protect them from outrage thereon and or danger thereto based on the [1949] Third [Geneva] Convention or other international humanitarian laws to be applied in cases of international armed conflict. 
Japan, Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations, 2004, Article 2(1).