How did the WordPress community grow in Japan?

According to Hajime Ogushi currently, about 80% of CMS used in Japan is WordPress. WordCamp Tokyo has more than 1000 participants.
Why have so many people used WordPress in Japan 2008? There were about 60 participants at the first WordCamp Tokyo.

How did the community grow from there to the present?

He will talk about such contents.

Intended Audience:
 ALL WordPress Lovers.

WordCamp Kathmandu 2018 is over. Check out the next edition!