Chairu is a Chinese restaurant on the second floor of the Isu Station food alley in Sadang 2-dong, Dongjak-gu, Seoul. Its main dishes are jjajang and jjamppong, and the jjamppong has a spicy broth with chewy noodles. Each table has a kiosk for ordering directly from the seat. The portions can feel smaller than at other Chinese restaurants.