SINGAPORE, Oct 26 Reuters The dollar was buoyant on Thursday, hovering near a twoweek high as Treasury yields rose and investor appetite for riskier currencies dimmed, while the yen breached 150 per dollar to keep traders jittery about the prospect of intervention.

The Japanese yen weakened to hit a fresh oneyear low of 150.48 per dollar and was not far off the 32year low of 151.94 per dollar it touched in October last year that led to Japanese authorities intervening in the currency market.

Japanese Finance Minister Shunichi Suzuki warned traders against selling the yen again on Thursday, saying authorities were closely watching moves. I39;m watching market moves with a sense of urgency, as before, he told reporters at his ministry.

Suzuki made no direct comment about the potential for intervention.

Given the cap on Japanese yields, something had to give in the context of enduring dollar strength on the back of U.S. macroeconomic resilience, said Nicholas Chia, macro strategist at Standard Chartered.

A recent surge in global interest rates is heightening pressure on the Bank of Japan to change its bond yield control next week. A hike to an existing yield cap set three months ago being discussed as a possibility, sources have told Reuters.

Japan39;s low yields have made the currency an easy target for shortsellers and funding trades, with the widening gap in the interest rates between Japan and the United States leading to persistent weakness in the yen.

The yen…