Chicken Derby Jongno Cheonggye Branch is a restaurant in Jongno, Seoul, serving a Korean buffet at lunch and chicken with beer in the evening. Its main dishes are octopus boneless chicken, mild meat, and gomtang with a clear broth. The second-floor hall is large, and the space runs as a chicken restaurant in the evening while offering home-style dishes as a buffet at lunch. The second-floor hall is loud when many customers are present.