Disclosed is a system toilet for dogs that can reduce wetting of dog feet and that dogs can appropriately use for excretion. The system toilet for dogs is provided with: an excretion receptacle having an excrement containing section that can contain excrement and at which an absorbent sheet can be disposed and a water-absorbent, disposable, liquid-permeable panel that is disposed in a manner so as to cover the top of the excrement containing section. The thickness of the liquid-permeable panel is 3-25 mm, and the height from the bottom end of the excretion receptacle to the top surface of the liquid-permeable panel is no greater than 65 mm. Also, the system toilet for dogs is further provided with a support section that is disposed between the excrement containing section and the liquid-permeable panel, and that supports the liquid-permeable panel.