Iwao Horiuchi (å Âå 岩éÂÂ, 9 December 1941 â 4 March 2015) was a Japanese lightweight freestyle wrestler. He competed at the 1964 and 1968 Olympics and won a bronze medal in 1964. He also won a world title in 1963 and finished second in 1966. He died of diabetes in March 2015, aged 73.