Want 20% postjudgment interest?

Judgment creditors love California's 10% statutory interest rate (CCP 685.010).
But where can you double that love and find a 20% postjudgment interest rate?
According to yesterday's 2/5 published case, to get such a WONderful rate, start swimming west to the Land of the Morning Calm...

Gotta love a 20% interest rate! Good incentive to pay up.