Outspoken Finance Minister Taro Aso has caused another international stir by urging Japanese politicians bent on revising the Constitution to learn from the way Germany under the Nazis amended the Weimar charter.

Aso's remark drew criticism from South Korea.

But Aso's remark, reportedly made Monday in a speech in Tokyo, sounded ambiguous and may simply have been just more sarcasm over Japanese rushing to amend the Constitution.