Heian-nan_Prefecture
Heian'nan-dō
1910–1945 province of Korea under Japan
Heian'nan-dō (平安南道, Korean: 평안남도), alternatively Heian'nan Province or South Heian Province, was a province of Korea under Japanese rule. Its capital was at Heijō. The province consisted of modern-day South Pyongan, North Korea.