According to this article, http://english.chosun.com/site/data/html_dir/2008/07/24/2008072461018.html Koreans on a whole seem to get divorced due to 1) adultery 2) domestic abuse and 3) financial difficulties. Each decade seems to see a shift in the number one reason for Korean divorces. But adultery and financial concerns seem to consistently top the list. And more long term couples are getting divorced too, than ever before. check out the article if you’re so inclined. It’s interesting.