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AI-fueled Japan, Korea Set Records as Oil Hovers $100

5/27/2026

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Summary

Story summary

Japan’s market hit a fresh record on May 27 2026 as AI optimism lifted U.S. benchmarks to all-time highs.
South Korea’s stock market also set a fresh record on May 27 2026.
Bank of Japan Governor Kazuo Ueda warned in Tokyo that a temporary energy shock could have lasting effects.
Oil stayed near $100 a barrel after U.S. strikes on Iran’s Hormozgan province threatened the Strait of Hormuz.

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Story summary

Japan’s market hit a fresh record on May 27 2026 as AI optimism lifted U.S. benchmarks to all-time highs.
South Korea’s stock market also set a fresh record on May 27 2026.
Bank of Japan Governor Kazuo Ueda warned in Tokyo that a temporary energy shock could have lasting effects.
Oil stayed near $100 a barrel after U.S. strikes on Iran’s Hormozgan province threatened the Strait of Hormuz.