Machachai Seongsu Main Branch is a Thai restaurant in Seongsu, Seoul, on the second floor of 399 Ttukseom-ro in Seongdong-gu. Its signature dishes are omelet pad thai, pu pad pong curry rice bowl, and beef pho, with aromas adjusted to a Korean style. Food comes out quickly like fast food, and Naver ordering and takeout are available. There is no parking, so the nearby public parking lot must be used.