Provided are a checkout device, a control method, and a storage medium that can smoothly perform a checkout process for a customer in accordance with a status. The checkout device includes: a first input/output unit; a second input/output unit provided to face a different direction from the first input/output unit; and a control unit that selects an input/output unit which accepts input related to a checkout process from the first input/output unit and the second input/output unit based on at least one of status of the checkout device and time.