Nah, it's just a joke. The guy has a pretty bad rep, getting into fights, womanising, getting himself drunk and than driving, gambling, ridulous hair cuts (or lack of)
North Korea is still an unknown team to most people. They do have more motivation than any of the other teams probably, but they are still an underdog in their remaining two matches.
Latest poll on Footballasia.com Who will win the East Asian championship? China (32.5%) DPR Korea (5.5%) Japan (30.9%) Korea Republic (31.1%)