Japan's main opposition party the Centrist Reform Alliance on Thursday officially began a brief two-horse race to select its new leader, as the recently established party seeks to rebuild after a crushing defeat in the recent general election.The new party head is set to be chosen Friday in the race being contested by Junya Ogawa, 54, a former secretary general of the Constitutional Democratic Party of Japan, and Takeshi Shina, 59, the CDPJ's former acting policy chief.The CRA was established in January and united House of Representatives members of the CDPJ and the Komeito party to achieve…READ FULL ARTICLE