Japan, South Korea stocks hit more records, as oil gains on Iran war ending fragility

Japan and South Korea's stock markets hit record highs driven by AI-related growth and renewed U.S.-Iran tensions. Oil prices rose over 3% as negotiations on reopening the Strait of Hormuz and extending an Iran war ceasefire remain unresolved. South Korea's exports surged 53% year-on-year in May, while SoftBank Group and Samsung Electronics saw significant stock gains.