15th Chunwon

The 15th Chunwon began on 15 June 2010 and concluded on 27 January 2011. Defending champion Park Junghwan progressed past the first round, but his title defense was halted after losing to Yun Junsang in the second round.{{cite web|url=http://igokisen.web.fc2.com/cw.html |title=15th Chunwon(Tengen) |publisher=igokisen.web.fc2.com |accessdate=3 June 2011 }}{{dead link|date=June 2017 |bot=InternetArchiveBot |fix-attempted=yes }} Choi Cheol-han was the eventual winner, winning the Chunwon for the third time in his career.{{cite web | url=http://gogameworld.com/gophp/pg_titlelist_detail.php?termvalue=Choi%20Cheolhan&selectvalue=acp&matchvalue=exact&ordervalue=year | title=GoGameWorld Title List Detail | publisher=gogameworld.com | accessdate=3 June 2011 | archive-url=https://web.archive.org/web/20110524165213/http://www.gogameworld.com/gophp/pg_titlelist_detail.php?termvalue=Choi%20Cheolhan&selectvalue=acp&matchvalue=exact&ordervalue=year | archive-date=24 May 2011 | url-status=dead | df=dmy-all }}