Gyukatsu Jeong Yongsan is a Japanese restaurant near Yongsan Station where diners grill their own gyukatsu. The menu includes a gyukatsu curry set meal and a tamagotendon set meal, and each table has a personal grill for cooking the meat further to your liking. Food comes out quickly, rice and salad are refilled, and the curry is on the thick side. Prices are on the higher end.