The 2013 Asian Five Nations, known as the 2013 HSBC Asian 5 Nations due to the tournament's sponsorship by the HSBC, was the 26th Asian Five Nationsrugby union tournament, and the sixth since it was rebranded from the Asian Rugby Championship in 2008. Japan won the title for the 21st time, conceding just eight points in the entire tournament compared to a total of 316 scored. The UAE finished last and was relegated for the following season.
Changes from 2012
Kazakhstan has been replaced with Philippines, who earns promotion from Division 1.