After graduating from Kansai University, he joined his local club Yanmar Diesel in 1968.
In October 1968, Yuguchi was selected Japan national team for 1968 Summer Olympics in Mexico City.
At this competition, on October 18, he played against Spain and Japan won Bronze Medal.
[1] On February 2, 2003, Yuguchi died of stomach cancer in Nara at the age of 57.
This biographical article related to a Japanese association football midfielder born in the 1940s is a stub.