551 Horai Honten is a Chinese restaurant in the shopping streets of central Namba. Its main item is pork steamed buns filled with pork and onion, and it also sells pan-fried dumplings, shumai, and xiaolongbao. The first floor is takeout only, and the stairs on the right lead to second-floor seating where customers can eat in. The food is not worth standing in line for.