1946 (old) living Protection Act, 1947 Child Welfare Act of the year, such as 1949 of handicapped Welfare Act, the specific mechanism and content of welfare services each is defined by law, enhancement individually, there is a feature that the development has been achieved. At present, in addition to these laws, intellectual disability welfare law, elder law, laws and such as mother and child and widow welfare method, it has a variety of welfare services by the Long-Term Care Insurance Act and the elderly health method, or the like.