Itaewon

Itaewon is a neighborhood in Yongsan-gu, Seoul. It is an international neighborhood. Travellers and expatriate residents come here for shopping, restaurants, and nightlife. 
About 22,000 people live there, but between 4000-5000 reportedly visit the commercial district daily. Many US military personnel from the nearby Yongsan Garrison come here. Itaewon has restaurants serving food from many parts of the world, including India, Thailand, and Mexico. Those foods are not common in Korea.