Kungfu is Chinese. The word you're looking for is kenjutsu, i believe.

Not enough. Belly slicing time!

Frenjiusu**

You look like an opium master fren

This man is committing seppuku or in other words killing himself. And that's not very frenly

He is a fren. His master taught has purposely trained him wrong, as a joke.

Autumn ends, frogs settle down into the earth.

Kung fren**

W-where's that knife going, fren?

Don't do it fren! You have so much to live for!

[removed]