The dollar collapses against the yen after Japan's warning. In the same wake, Aussie slips over data from China

The dollar remained below the psychological threshold of 140 yen on Wednesday, after reaching its highest level in six months following a meeting of Japanese authorities on Tuesday to discuss their currency. The Australian dollar went on a rollercoaster after jumping on local inflation data, only to be dragged down moments later by new signs of a slowdown in China, a major trading partner. The Chinese yuan has fallen to its lowest level in six months in offshore trading.

The Australian dollar was down 0.15% at $0.6507, approaching its lowest level in 6 and a half months last week, at $0.6490. It fell by 0.38% to its lowest point, immediately after climbing by

The New Zealand dollar fell by 0.5% to reach its lowest level in 6 and a half months at $0.60125. Against the Chinese yuan, the US dollar rose 0.38% to 7.1171 for the first time since

Elsewhere, the euro slipped 0.22% to $1.0711, reversing some of Tuesday's 0.28% gain. Sterling fell 0.14% to $1.2395, following a gain of 0.44%