Rapid yen moves will be acted on - Tanigaki

Japanese Finance Minister Sadakazu Tanigaki said at the weekend that Japan will keep acting against rapid and speculative moves in foreign exchange markets.

In a speech in Osaka, Tanigaki said that the yen's recent rise was one of the Japanese government's greatest concerns.

"Foreign exchange stability is crucial. We must act appropriately against rapid and speculative moves, or overshooting," he said. "We will keep on acting in line with that view."

Tanigaki said economic fundamentals did not w