All signs seem to indicate Prime Minister Taro Aso and his Liberal Democratic Party-New Komeito ruling coalition face a tough battle in trying to hold onto their Lower House majority in the Aug. 30 election.

If the Democratic Party of Japan-led opposition camp wins a majority in the Lower House, it will be able to select the prime minister, most likely the current DPJ president, Yukio Hatoyama, ending more than five decades of almost uninterrupted LDP rule.

Following are questions and answers regarding how the Lower House election works: