Treatment modalities for lower gastrointestinal bleeding are thermal methods, injections, and mechanical devices. Every methods have advantages and disadvantages. The width of selection for the patients with risk factors (liver disease, coagulopathy, or ingestion of anticoagulant or NSAID) is narrow. We experienced a patient with severe bleeding from a sigmoid colonic huge mass. He had hepatic encephalopathy and bleeding tendency associated with liver cirrhosis. Endoscopic ligation using detachable snare was performed successfully. Fortunately, the patient was recovered from hepatic encephalopathy and had a good chance for liver transplantation.