The 2010 EAFF East Asian Football Championship was the fourth edition of the tournament which was held between 6 and 14 February 2010. Two preliminary competitions were held during 2009.
The first round of preliminary competition was hosted by Guam. The winner of the group advanced to the Round 2 of preliminary competition.
The second round of preliminary competition was held in Kaohsiung, Taiwan. The winner of the group advanced to the Finals.
The final competition was held in Japan.