The head of a major Japanese opposition party on Tuesday called on other opposition forces to unite on key policies to pave the way for a change in government, amid growing uncertainty over whether the ruling party can remain in power.Yuichiro Tamaki, leader of the Democratic Party for the People, also said he may meet with Yoshihiko Noda, chief of the largest opposition party, the Constitutional Democratic Party of Japan, as the CDPJ explores cooperation among opposition forces to choose the next prime minister in parliament."It will be essential for us to achieve consensus on basic polici…READ FULL ARTICLE