It’s almost as if the gaijin didn’t have confidence in the Japanese criminal justice system.
Or he knows he’s as guilty as sin and has no hope of being found not guilty.
If you have tons of money in off shore accounts, you are hopelessly guilty why not run.
There are a few Americans in Cuba for just that reason.
You do know that Japan still has their “Rubber Hose” squad’s, to ensure confession before trial?