If you wanted national team shirts, then South Korea's are here and North Korea's are here.
South Korea's main football league is called the K-League, it is the only completely professional league in the country with fifteen teams taking part. The league was founded in 1983 as the Korean Super League, with just five clubs initially.
By 1998 the league was reformed as the K-League and has now expanded to the fifteen teams, the champions of the National League, established in 2003 are eligible to be promoted to the K-League. Each season runs from March/April to November, with a six team championship play-off to finish the campaign.
To learn more about the K-League read this wikipedia entry or visit the official home page of the League.
Champions League
African Nations
Confederations Cup
Premier League
Championship
League One
League Two
Conference
Scottish
League of Ireland
Spanish La Liga
Italian Serie A
German Bundesliga
Dutch Eredivisie
French Ligue 1
Portuguese Primeira
Greek Superleague
Turkish Superlig
Russian Premier
Rest of Europe
MLS USA
Argentine
Brazilian
Mexican
A-League
J-League
K-League
Euro 2012
World Cup 2010
Copa América 2011
AFF Suzuki Cup
Rugby Union