TWO-WHEELED MOTOR VEHICLE WITH SUPERCHARGER

Provided is a motorcycle incorporating a supercharger which can prevent an increase in a size of a vehicle body. A motorcycle (1) comprises a supercharger (32) which compresses intake air; an air-intake chamber (33) which is placed downstream of the supercharger (32), stores the intake air compressed in the supercharger (32), and guides the intake air from the air-intake chamber to a combustion chamber of an engine (E); a fuel tank (12) placed above the engine (E), wherein the air-intake chamber (33) is placed between the fuel tank (12) and the engine (E), and wherein the fuel tank (12) includes a recess-forming section (12a) provided with a recess (12d) on a bottom surface of the fuel tank in such a manner that the bottom surface of the fuel tank does not interfere with the air-intake chamber (33).