Kyodo News International, Tokyo, Bond Outlook Column.

Kyodo News International, Tokyo Knight Ridder/Tribune Business News

May 17--TOKYO--Japanese government bonds (JGBs) are likely to move firmly next week as many traders expect a 30-year JGB auction on Tuesday to draw strong demand.

Traders predict the yield on the No. 249 10-year, 0.6 percent JGB will move between 0.600 percent and 0.550 percent next week. It closed this week at 0.575 percent.

On Monday, the benchmark issue finished at a record low of 0.570 percent.

Ongoing concerns about deflation and the domestic economy will also prompt buying of safe havens, especially after the Japanese government reported Friday that the nation's …