Japanese/European Motorcycle Controls:
Left-Hand: Clutch, headlights, turn-signal, horn
Right-Hand: Throttle, front-brake, starter, kill-switch
Left-Foot: Shifter, kick-stand, foot down stopped in gear
Right-Foot: Rear-brake, foot down when stopped in neutral
Split turn-signal to two buttons, one per hand.
Old British Bikes (Yes, I had a Tiger):
Swap Left-Foot and Right-Foot controls.
And then the Swedes do whatever seems entertaining at the time of manufacture!