Asian markets today: Nikkei, Kospi rally up to 2% amid progress in US-Iran peace talks

Asian markets rallied on progress in US-Iran peace talks, with Japan's Nikkei 225 climbing 1.82 percent and the TOPIX advancing 1.28 percent. South Korea's KOSPI opened 1.58 percent higher, while the small-cap KOSDAQ slipped 0.51 percent. The positive geopolitical development is likely to support risk sentiment across emerging markets including India.