The two crossword solutions for the term 'Korean Capital' are Seoul (5 letters) and Pyongyang (9 letters). Seoul is the capital of South Korea and is the country's largest city. It is located on the Han River in the northwest of the country and is home to over 10 million people. Pyongyang is the capital of North Korea and is located on the Taedong River. It is the country's largest city and is home to over 3 million people.