To secure the drinking water at a non-delivery water cost by dispersing the drinking water production, and enabling production of drinking water under a small structure and small power consumption in respective drinking water production devices.

An electric driven simple type water production device main body 11 for producing water from moisture in the air, a water storage tank 12 for storing the water produced by the water production device main body 11, and an electric driven sterilizing device 13 for sterilizing the water produced by the water production device main body 11, are provided in one housing body 14 provided with ventilation holes 14a through the water production device main body 11, and the water storage tank 12 is attachable and detachable to the water storage tank 12.