Mitsubishi Produced the high-speed, long-distance tourist bus, which called the 'B906R'. In later 1982, Large-size tour bus, named Mitsubishi Aero Bus series, was launched and in 1997, the Aero Star non-step bus introduced by Mitsubishi that was the first heavy-duty route bus in Japan. Mitsubishi Fuso large bus range includes Mitsubishi Fuso Aero Bus, Mitsubishi Fuso Aero Star, Mitsubishi Fuso Aero Queen, and Mitsubishi Fuso Aero King.

The Mitsubishi Fuso Aero Bus is a series of heavy-duty intercity coaches since 1982. Its principal competitors are Hino S'elega, Isuzu Gala, and Nissan Diesel Space Arrow. The Mitsubishi Fuso Aero Star is a heavy-duty single-decker bus since 1984. The range was available as either a coach or a public bus. Its principal competitors are the Nissan Diesel Space Runner RA, the Hino Blue Ribbon and the Isuzu Erga. The Mitsubishi Aero Star-S has a rounded roof dome, double-curvature windscreen with a separately mounted destination blind. Mitsubishi Fuso Aero Queen's Chassis based on the Mitsubishi Aero King, that is a series of heavy-duty double-decker coaches from 1984 to 2005 and 2008 to 2010. It can be built either as a bus chassis or an integral bus.