To provide a set of a pail and a chair which enables a guest to arrange the pail and the chair in order himself or herself to solve the problem that a pail and a chair are not assembled but separated usually and after use, and the guest places them voluntarily in a hotel, an inn or a one-day hot spring to give an untidy impression.

The pail and the chair are made a set, and the pail is assembled to a groove of the chair after use to arrange the pail and the chair in order and to make them look neat.