Mumbai, March 4 -- The Japanese yen hovered around 157.5 per dollar on Wednesday, remaining under pressure as the US dollar absorbed the bulk of safe-haven demand amid escalating Middle East tensions and renewed inflation concerns linked to higher energy prices. The dollar index held above 99 following a sharp two-day advance, reflecting a decisive rotation of defensive capital into US assets as the US-Israeli confrontation with Iran entered its fifth day. In contrast, the yen has attracted only limited risk-off inflows, marking a notable departure from its traditional role during periods of heightened geopolitical stress. The Dollar- Yen pair rose more than 1% in recent sessions, underscoring the yen's fading defensive appeal. With risk ...