Kao gu = Kaogu.

1959; 1960 no.1-6; 1960 no.1-4; 1960 no.7-10; 1961 no.1-12; 1962 no.1-2,4-7,10-12; 1962 no.8-9; 1963 no.1-6; 1963 no.7-12; 1960 no.5-6; 1962 no.8-9; 1965 no.2; 1966 no.1-5; 1972 no.1-6; 1973 no.1-6; 1974 no.1-6; 1975 no.1-6; 1976 no.1-6; 1977 no.1-6; 1978 no.1-6; 1979 no.1-6; 1980 no.1-6; 1981 no.1-6; 1982 no.1-6; 1983 no.1-6; 1983 no.7-12; 1984 no.1-6; 1984 no.7-12; 1985 no.1-6; 1985 no.7-12; 1986 no.1-6; 1986 no.5; 1986 no.6; 1986 no.7; 1986 no.7-12; 1987 no.1-6; 1987 no.7-12; 1988 no.1-6; 1988 no.7-12; 1989 no.1-6; 1989 no.7-12; 1990 no.1-6; 1990 no.7-12; 1991 no.1-6; 1991 no.7-10; 1991 no.7-12; 1992 no.1-6; 1997 no.1-6; 1997 no.7-12; 1998 no.1-6; 1998 no.7-12; 1999 no.1-6; 1999 no.7-12; 2000 no.1-6; 2000 no.7-12; 2001 no.1-6; 2001 no.7-12; 2002 no.1-3; 2002 no.4-6; 2002 no.7-12; 2003 no.1-6; 2003 no.7-12; 2004 no.1-6; 2004 no.7-12; 2005 no.1-6; 2005 no.7-12; 2006 no.1-6; 2006 no.7-12; 2007 no.1-6; 2007 no.7-12; 2008 no.1-6; 2008 no.7-12