In each nation, the drugs and techniques applied for spinal anesthesia are entirely different. In Japan. bupivacaine is now popular in spinal anesthesia followed by dibucaine in the major teaching hospital. This article reviews the complication of spinal anesthesia such as headache, urinary retention, backache, neurologic complications and infection, reported in recent publications. The authors expect for the safe practices by anesthesiologists and other clinicians in spinal anesthesia.