Vlogging in Korean or in Japanese?

I enjoy watching YouTube videos, whether they are spoken in the native language of the video blogger or in a foreign language. But I've realized that there are a lot more non-Japanese YouTubers who vlog in Japanese than non-Korean YouTubers who vlog in Korean. What do you think are some reasons? : ) I'd love to hear your thoughts! Hyunwoo http://twitter.com/ever4one Learn Korean from me htt ...