Tantan Noodles Kitchen Busan Lotte Seomyeon is inside Lotte Department Store in Seomyeon, Busan. It serves tantan noodles and Japanese-style ramen, with the tantan noodles in a thick broth with added garlic as the main menu item, and portions run large. Food is picked up at the counter after ordering and returned after the meal, and the taste can be changed with garlic sauce or stir-fried kimchi. The main tantan noodles are plain and the side menus have low satisfaction.