Churu Churu Ramen is a small Japanese tonkotsu ramen shop in Cheongpa-dong, in front of Sookmyung Women's University and across from a burger place. It serves rich tonkotsu ramen made with pork bones and salmon sushi, and diners can add shichimi, whole pepper, minced garlic, and chopped scallions. One extra serving of noodles is free. The base portion is on the small side.