Water environmental pollution in swine farming area is on-going environmental issue in Japan because insufficient treatment of swine wastewater.We proposed novel pig farming system consisting of 1)swine manure(urine+dung)treatment utilizing dry-thermophilic anaerobic co-digestion(DTAD)with rice straw,and 2)forage rice cultivation by digested residue.In this study,we investigated the possibility of DTAD of swine manure and rice straw.