Age Calculation Methods Explained
🎂 International Age (Man Age)
Starts at 0 from birth and adds 1 year on every birthday. This is the global standard and legal standard in Korea since June 2023.
📅 Year Age
Current Year - Birth Year. Used in some laws like Military Service Act and Youth Protection Act (buying alcohol/tobacco).
🇰🇷 Korean Age (Counting Age)
Starts at 1 from birth and adds 1 year on every January 1st. Still commonly used in daily life in Korea.