Arhat bed, also called Buddha bed, is a bed with railings on three sides originally used by monk, or otherwise by laities and monks talking about classics on the bed during the period when Buddhism was prevalent. The bed is simple but elegant in antique style without any decorations. It was mostly used for receiving guests rather than resting. Ever since The Feast of Han Xizai painted in the Tang and Five Dynasties, the paintings of later dynasties have witnessed the scene of receiving guests on the couch or the Arhat bed.