becomes the next prime minister, there would be no improvement in Japan's relations with South Korea and China," the student said on condition of anonymity.

However, the student also said Maehara was an engaging politician who gave "clear comments" on the party's stance against acts of worship at the contentious Yasukuni Shrine by top Japanese political figures.

But Andre Stein of Australia held a different view, criticizing the DPJ's contradictory stance on national security.

"While Maehara agrees with U.S. (military) protection of Japan, the party is not interested in supporting the allied forces in Iraq," he said.

The Kennedy School nurtures aspiring political leaders worldwide. The students arrived in Japan on Saturday to talk with top business and political leaders, including Bank of Japan Gov. Toshihiko Fukui, and were to leave for South Korea on Wednesday.