A crossbow that enables arrows to be shot with simple operation is provided. The crossbow includes a bow stock that has a fitting recess for a cylinder formed between a front end and a rear end thereof, a bow that is attached to the front end of the bow stock thereacross, and has a string tensioned between both ends thereof, a wire catch that is rockably provided at the rear end of the bow stock to hook the tensioned string, a trigger that is provided at the rear end of the bow stock to cock the wire catch that has hooked the string and to release the cocking of the wire catch by triggering, thereby shooting an arrow, a cylinder that is rotatably fitted in the fitting recess of the bow stock, and has a plurality of arrow grooves formed at predetermined angular intervals in an outer peripheral surface thereof so as to extend in a longitudinal direction, and has arrows slidably inserted in the plurality of arrow grooves, respectively, and a rotation operating mechanism that rotates the cylinder at every predetermined angle, and locates one arrow groove in front of the wire catch.