Tokyo stocks ended the morning lower on Friday as the yen's continued rise against the US dollar dashed investor sentiment as the Finance Ministry here warned of intervention to rebalance one-sided currency moves.

The 225-issue Nikkei Stock Average lost 88.21 points, or 0.56 percent, from Thursday to 15,661.63.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, dropped 2.89 points, or 0.23 percent, to 1,269.75.

Notable issues that lost ground by the morning break comprised mining, marine transportation, and transportation equipment-linked shares.