After graduating from Tokyo University of Agriculture, he joined Yanmar Diesel in 1983.
From 1988, his brother Satoshi Kajino joined Yanmar and they played together.
In 1994, he moved to Japan Football League club Kashiwa Reysol.
On June 2, 1988, Kajino debuted for Japan national team against China.
This biographical article related to a Japanese association football defender born in the 1960s is a stub.