Asian Markets Mixed; KOSPI Falls 4%

Asian equities showed mixed performance, with Japan up ~0.5% and South Korea’s KOSPI plunging up to 4% amid profit‑taking.
Chipmakers Samsung fell 4% and SK Hynix swung sharply as a planned May 21 strike by Samsung’s labor coalition loomed.
US‑Iran tensions persisted, keeping oil prices high and prompting S&P 500 futures to slip 0.2% in Asian trade.
Investors eyed US CPI data, a US‑China summit, and Indian fuel‑shortage warnings, influencing regional market sentiment.