Unit for mounting hood of watercraft

A hood mounting unit suitable for use in a small-sized watercraft comprising a hull and a hood, said unit comprising at least one hinge means disposed between the hull and the hood and including first and second hinge elements, said first hinge element having a first engaging portion provided on the distal end of said first hinge element having a constant width in one direction at one side, said second hinge element having a hood-rotation guide groove having the same width as that of the distal end of said first hinge element and two opposite upright walls located on the opposite sides of said hood-rotation guide groove, one of said upright walls being formed with a second engaging portion engageable with said first engaging portion when said first engaging portion is moved in said one direction, the other of said upright walls being formed with a hood-removal guide groove engaged by the distal end of said first hinge element when said first hinge element is moved vertically relative to said hood-removal guide groove, said hood-removal guide groove having a guide face for guiding said first hinge element such that the first hinge element can be moved relative to said second hinge element in said one direction to engage said first hinge element with said second engaging portion.