The yen weakened against the dollar, falling 0.2 percent to 82.43 as of 8:04 a.m. London time. It earlier strengthened as much as 0.3 percent to 81.97.

Against the euro the Japanese currency declined 0.2 percent to 108.44.

To contact the reporter on this story: Lucy Meakin in London at lmeakin1@bloomberg.net

To contact the editor responsible for this story: Daniel Tilles at dtilles@bloomberg.net