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For more on the upper house elections in Japan, we are joined by Professor Wu Xu from Arizona State University. Professor Wu, good to have you with us.
Q1: The ruling Democratic Party of Japan has seen a rebound since Prime Minister Naoto Kan replaced Yukio Hatoyama last month. But the DPJ's popularity has slipped again. What are the reasons behind this?
Q2: What effect will the results of Sunday's vote have on the DPJ?
Q3: What is influencing the way the Japanese vote?
Thank you, Professor. We'll come back to you again shortly.