Kookmin Bank or KB Kookmin Bank (Korean: 주식회사 국민은행; Hanja: 株式會社 國民銀行; RR: Jusik Hoesa Gungmin Eunhaeng) is among four of the largest banks ranked by asset value in South Korea, as of the end of March 2014. It is the largest among banks in Korea and the 60th largest in the world as of 2017.