Tomoko Yoshihara, Tomoko Yoshihara (吉原知子 Yoshihara Tomoko, born 4 February 1970) is a former volleyball player from Japan who competed at the 1992, 1996, and 2004 Summer Olympics. Yoshihara captained the 2004 Olympic squad. She was named Best Server at the 1994 FIVB World Championship in Brazil, where she finished in seventh place. She won a bronze medal at the 1994 Goodwill Games in Saint Petersburg. Yoshihara played as a middle blocker.
Kariyeri boyunca profesyonel voleybol arenasında önemli kulüplerde ve organizasyonlarda forma giymiştir.