Kyūjitai form of 主体: subject

a room, hall, or building where food is served or sold: a cafeteria, canteen, buffet, dining room, dining hall, eatery, restaurant, refectory

伸せ, 熨せ: the 仮定形 (kateikei, “hypothetical form”) and 命令形 (meireikei, “imperative form”) of 伸す, 熨す: to knock someone down; to rise in rank; to go somewhere further away

(obsolete) the area near something or along the edge of something