- No requirements or recommendations.
- Areas with malaria: Limited to the months of March–December in rural areas in the northern parts of Incheon, Kangwon-do, and Kyônggi-do Provinces, including the demilitarized zone (DMZ).
- Estimated relative risk of malaria for US travelers: Low.
- Drug resistance 4: None.
- Malaria species: P. vivax 100%.
- Recommended chemoprophylaxis: Atovaquone-proguanil, chloroquine, doxycycline, mefloquine, or primaquine 5.