Disclosed is a passenger compartment, it is possible to prevent rain and cold, and further to provide a three-wheeled motorcycle liable to use. A three-wheeled motorcycle this 1, and two front wheels 2, 2, and one of the rear wheel 3, a bar handle 4 having the accelerator operation section 41 and the brake operation section 42, for a single-seater, two-seater use, for three passengers, or the seat 5 for the four seats, and the vehicle body 6 having at least one door, and a roll bar that is provided on the inner side of the vehicle body 6, at least one grip is provided on the outside of the vehicle body It is equipped with 9,. .BACKGROUND 2
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