Household Debt Ratio Posts Record Drop as Semiconductor Boom Drives Corporate Profit Surge

South Korea's household debt-to-GDP ratio fell 4.2 percentage points to 81.1% in Q2 2026, marking the largest decline since 2009, as semiconductor boom drove corporate net profits to record 67.1 trillion won in net fund management while nominal GDP surged, with Bank of Korea projecting ratio could drop below 80% by year-end amid continued industry momentum.