10. Junichi Tazawa
Junichi Tazawa is the professional Japanese baseball player and also the richest athletes of Japan and ranked at No. 10 in the list of top 10 richest athletes of Japan with an estimated net worth of US $ 1.275 million. 29 years hold right hand thrower is played for Boston Sox in the MLB. He previously played for Nippon Oil in the NPB from 2005 to 2008. In 2008 he is signed by the Boston sox for 3 years contract against the US $ 3 million.