What is a Koku Gonza?

1. http://en.wikipedia.org/wiki/Koku

2. http://itunes.apple.com/us/app/koku/id408895448?mt=12

3. http://www.kokuboard.com/

4. http://www.kokuryukarate.co.uk/

5. http://www.kokugonza.com/

So apparently I am functioning in 5 completely different ways.... check the links!