Yoshihiro Nitta made his Paralympic debut for Japan during the 1998 Winter Paralympics but went medalless in his maiden Paralympic event. He clinched his first Paralympic medal which was a bronze medal in the men's 5km classic style event as a part of the 2002 Winter Paralympics. Yoshihiro made his reputation at the 2010 Winter Paralympics claiming 2 gold medals in the 1km sprint classic standing and 10km classic style events.