القاعدة ذات الصلة
Japan
Practice Relating to Rule 146. Reprisals against Protected Persons
Section D. Civilians in the power of the adversary
Japan’s Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations (2004) states: “No person shall expose any adverse distinction on … detainees in revenge for armed attack.” 
Japan, Law concerning the Treatment of Prisoners of War and Other Detainees in Armed Attack Situations, 2004, Article 2(3).