Posseom is a Vietnamese restaurant five minutes from Seongsinyeodaeipgu Station. Its main dishes are so naejang pho and beef pho, and it also serves eomuk pho and spicy jjampong pho. Orders are placed through a table-order system, and a Naver reservation includes a drink coupon or a goguma roll. The tables are close together, and the restaurant is noisy during busy periods.