MBTI has become a cultural phenomenon in Korea, especially among younger generations:

• Used as ice-breakers: "What's your MBTI?" is a common first question
• Dating apps heavily feature MBTI types in profiles
• K-pop idols regularly share and discuss their MBTI types
• Cafes and products themed around different MBTI types
• MBTI-based hiring and team building in companies

Most popular types in Korea: INFP, ENFP, INFJ, ISFJ