Input device and operation button

Abstract

Provided is a novel input device capable of improving operational comfortability for users not satisfied with operational comfortability of conventional input devices. A controller includes a main body, a first operation button attached to the main body, and a second operation button attached to the main body at a position different from a position at which the first operation button is attached. The first operation button includes an upper surface portion that constitutes an operation portion operated by a user. The second operation button includes an upper surface portion constituting an operation portion operated by the user, and includes an extended portion that is provided at a part of the upper surface portion of the second operation button and that covers a part of the upper surface portion of the first operation button.

Dependencies are inferred from the claim text.