Travelling to another country just to do petty crime.
And escaping on a bike. Bringing South America with them. That's such a common MO here. Such robbers are never bright, nor tend to have bright skin, but these two are a special kind of retard to try this in Japan.
Chop their hands off so they don't steal again.

Cutting thieves' hands off, Middle East

Cutting thieves' hands off, Japan