<p>A gun-shaped handy type ionizer capable of efficiently radiating ions generated therefrom and enabling a reduction in size. A discharge electrode (109) is disposed aslant so that the center axis of the discharge electrode (109) and the center axis of the rotating body of a nozzle body (102) are crossed each other at a sharp angle of intersection a. Furthermore, the tip of the discharge electrode (109) is positioned near a jet flow passage for air jetted from a jetting part (110).</p>
