CATALYST STRUCTURE, FUEL REFORMING METHOD, AND FUEL REFORMING SYSTEM

Provided is a fuel-reforming catalyst that has excellent reforming activity and durability against deterioration factors such as catalyst poisoning and minimizes the amount of rhodium used. A fuel-reforming catalyst for reforming exhaust gas and a fuel containing a hydrocarbon into a syngas containing hydrogen, including a catalyst component and a carrier supporting the catalyst component, in which the catalyst component includes nickel, and the carrier contains a metal oxide including zirconium or cerium is provided.