Règle correspondante
Republic of Korea
Practice Relating to Rule 89. Violence to Life
The Republic of Korea’s Military Regulation 187 (1991) provides that “killing non-combatants” is a war crime. 
Republic of Korea, Military Regulation 187, 1 January 1991, Article 4.2.
The regulation also states that “executing the death penalty for … persons who have taken part in hostilities through summary trial not full trial” is an “unjustifiable crime”. 
Republic of Korea, Military Regulation 187, 1 January 1991, Article 4.2; see also Military Operations Law of War Compliance Regulation, Regulation No. 525-8, 1 November 1993, Statute 525-8 of United Nations Command/Combined Force Command (UNC/CFC), Statute of Observing Laws of War of 15 December 1988, § D.
The Republic of Korea’s ICC Act (2007) provides for the punishment of crimes listed in the 1998 ICC Statute, including genocide by killing a member of a group, killing a person as a crime against humanity, and the war crime of killing a person who is to be protected under international humanitarian law, in both international and non-international armed conflicts. 
Republic of Korea, ICC Act, 2007, Articles 8(1), 9(1) and 10(1).