There is provided a program, a recognition apparatus, and a recognition method that make it possible to improve a recognition accuracy of a hand recognition process. As a hand recognition process for recognizing, according to a posture of a portable terminal including an optical sensor that receives light, a hand reflected in an image obtained by sensing of the optical sensor, a hand recognition process for the left hand or a hand recognition process for the right hand is performed. The present technology can be applied to a case in which a hand is recognized.