Related Rule
Republic of Korea
Practice Relating to Rule 157. Jurisdiction over War Crimes
The Republic of Korea’s Operational Law Manual (1996) states that not only international tribunals but also national military courts or military committees have jurisdiction to try persons accused of committing war crimes. It adds that war crimes which are not punishable under national law remain punishable under the laws of war. 
Republic of Korea, Operational Law Manual, 1996, p. 193, § 4.
The Republic of Korea’s ICC Act (2007) provides that it “applies to foreigners who are present in the territories of the Republic of Korea after having committed [genocide, crimes against humanity or war crimes] outside the territories of the Republic of Korea”. 
Republic of Korea, ICC Act, 2007, Article 2(5)