Otschirsüren lives in Ulaanbaatar . She contested her first two FIS races in Owani in 2003 . It then took two years before she competed in the Winter Universiade 2005 in Austria and achieved a 54th place in the 15-kilometer mass start in the classic style as the best result. A month later, the Mongolin started in Oberstdorf at the Nordic World Ski Championships and finished 70th in the 10-kilometer freestyle and 65th in the classic sprint. She did not finish the 20-kilometer race in classic style, nor did the pursuit race. More races in the Far East Cup followed . Highlight the following season were the 2006 Olympic Winter Games of Turin . At the competitions in Pragelato Plan , she was used in the 10-kilometer classic race and was 68. After that, she did not take part in international races for two seasons. Ochirsüren celebrated her return to international sport in 2008 in the cross-country world cup , where she contested her first and so far only race in the highest racing series. In Kuusamo she finished 74th in the classic sprint. The next highlight was the Nordic World Ski Championships 2009 in Liberec . Ochirsüren took part in the freestyle sprint, where she was eliminated in qualification as 89th. At the 2010 Winter Olympics in Vancouver , she took part in the cross-country skiing competitions in Whistler Olympic Park again in a race, over 10-kilometer freestyle, and finished in 73rd place.
Mongolian name: As is customary in Mongolia, in this article the patronymic is in the genitive case before the proper name. Thus Erdene-Otschir is the patronymic, Otschirsüren the proper name. The person is addressed with their proper name.