Disclosed is a watercraft comprising a body; a hull constituting a lower portion of the body; a deck having deck floors formed on both sides of the body in a width direction and a raised portion at least extending from a center portion of the body to a rear end portion of the body in a longitudinal direction and being raised from center-side end portions of the deck floors on both sides in the width direction so as to form an engine room that contains the engine, the deck covering the hull from above and constituting an upper portion of the body; a straddle-type seat mounted over an upper end of the raised portion of the deck for a rider to straddle with feet put on the deck floors on both sides; and a rear cowling mounted behind the seat and extending rearwardly from a rear end of the seat.
