Transcatheter arterial chemoembolization (TACE) is one of the most effective treatments for patients with inoperable hepatocellular carcinoma (HCC). However, variable complications can occur after TACE. Complications resulting from TACE contain postembolization syndrome, liver abscess, bile duct injury, ruptured HCC, acute hepatic failure, variceal bleeding, acute kidney injury, pulmonary lipiodol embolization, femoral artery pseudoaneurysm, femoral arteriovenous fistula, abdominal aortic dissection, spinal cord injury, and others. Complications after TACE are occasionally fatal. Therefore, it is important that we are well acquainted ourselves with these complications, and need care promptly the patient who develop symptoms of complication.