日本で労働法はいつ制定された
After being passed in 1947, The Labor Standards Act was amended in 1947, 1949 (twice), 1950, 1952, 1954, 1956, 1958, 1959, 1962, 1965, 1967, 1968, 1969, 1972, 1976, 1983, 1984, 1985 (three times), 1987, 1991, 1992, 1993, 1995, 1997, 1998, 1999 (four times), 2001 (three times), 2002 (three times), and 2003 (three times).
1947