CNET slide show:
Tokyo Motor Show 2005: Alternative fuel concepts
Slide 13 of 20
Mazda Premacy Hydrogen RE Hybrid
Putting all its research into one minivan, the Premacy uses hydrogen combustion in its rotary engine, along with regular gasoline, and a hybrid system consisting of a 30-kilowatt motor and battery. This means the car can run off three different fuels.
Production version: Probably not.