A wet tissue warmer includes: a case having an open end, a lid removably put on the case so as to cover the open end of the case and internally provided with a heater, and a lifting plate placed in the case and biased upward. When the lid is closed, a wet tissue package mounted on the lifting plate is kept in contact with the lid to heat the wet tissue package. Lifting plate locking devices are disposed in the case. The lifting plate is locked at the present position by the lifting plate locking devices when the lid is opened. |