The Toyota GZ engine is used as the powerplant for what  large four-door limousine produced mainly for the Japanese market?
Toyota GZ engine The Toyota GZ engine family consists of a single model, the 1GZ-FE. This engine is used as the powerplant for the Japanese market-only Toyota Century limousine from 1997 onward.
Mitsubishi Debonair The Mitsubishi Debonair (Japanese 三菱・デボネア) is a four-door luxury car, introduced by Mitsubishi Motors in 1964 to serve as their flagship passenger vehicle in the Japanese domestic market. The word "debonair" means gentle, courteous, suave, lighthearted, or nonchalant.