| 摘要 |
PROBLEM TO BE SOLVED: To provide a sanitary equipment room that makes an appearance of a ceiling surface good and that facilitates provision of a substitute of a luminaire.SOLUTION: In a sanitary equipment room (bathroom), a part of a ceiling surface 21 is formed of an optically-transparent resin material 32; a luminaire 40 is placed on the optically-transparent resin material 32 to illuminate a room interior 10 of the sanitary equipment room (bathroom) through the optically-transparent resin material 32; and the luminaire 40 can be detached from the top of the optically-transparent resin material 32 in such a manner that the optically-transparent resin material 32 is left on the ceiling surface 21. |
