After graduating from Tokyo University of Agriculture, he joined Yamaha Motors (later Júbilo Iwata) in 1983.
On 4 June 1985, Morishita debuted for Japan national team against Malaysia.
From 1986, he played as regular goalkeeper at 1986 Asian Games and 1988 Summer Olympics qualification in 1987.
From 1988, although he deprived of regular goalkeeper by Shigetatsu Matsunaga, he played all matches included Asian Games in 1990.
This biographical article related to a Japanese association football goalkeeper is a stub.