Japan's main opposition Constitutional Democratic Party of Japan revamped its executive lineup Friday, seeking to turn around the party's fortunes following its loss in the July upper house election.Former Deputy Prime Minister Katsuya Okada, 69, was named secretary general, while former health minister Akira Nagatsuma, 62, became policy chief and former Finance Minister Jun Azumi, 60, was appointed Diet affairs chief. Former prime ministerial special adviser Hiroshi Ogushi, 56, is now election campaign chief.Seiji Osaka, 63, was retained as deputy president, while the same post was also as…READ FULL ARTICLE