• USD/JPY on the defensive in early Asia after closing 0.85% lower Monday

• Undermined by surging AXJ currencies; Taiwan dollar gains 8% in 2 days

• Talk swirls of agreement to weaken USD in return for US trade concessions

• Focus turns to Fed rate decision due Wed as US economic uncertainty rises

• ANALYSIS-BOJ sees window for rate hikes narrowing but not closed yet

• China markets return Tuesday, PBOC yuan fix key; Japanese markets closed

• Support 143.50-60, 142.90-143.00, resistance 1.44.40-50, 144.90-145.00

• Monday range 143.54-144.945
The Fed's foggy outlook:

(Krishna Kumar is a Reuters market analyst. The views expressed are his own.)