Gwangjin Japanese restaurant for cold udon and katsu: Kosi
Kosi Konkuk University Branch is a Japanese restaurant in Gwangjin, Seoul, serving cold zaru udon and donkatsu. A 13,500 won zaru udon set, lotus-root kusakatsu, and extra donkatsu made a slightly large meal for two women, with chewy noodles and crisp fried dishes. Verdict: Kosi is a satisfying choice for groups, solo meals, and drivers.