画廊[garou] art gallery (esp. artworks for sale)
廻廊[kairou] corridor
渡り廊下[watarirouka] passage
廊下[rouka] corridor
歩廊[horou] corridor

柱廊[chuurou] pillared corridor
身廊[shinrou] nave (of a church)
側廊[sokurou] aisle (of a church)
翼廊[yokurou] transept
開廊時間[kairoujikan] opening hours of a gallery