Tokyo, Nov. 19 (Jiji Press)--Japan's ruling Liberal Democratic Party plans to add 20,000 yen to child allowances as part of a comprehensive economic package to be compiled by the government, LDP policy chief Takayuki Kobayashi said Wednesday. The addition is expected to require funds totaling 400 billion yen, according to Kobayashi, who spoke to reporters after meeting with Mitsunari Okamot...