Input device and information processing system

The invention provides an input device and an information processing system capable of improving use feeling. The input device is a pen-shaped input device, and is provided with: a housing formed in an elongated rod shape; a pen tip part protruding from the front end part of the housing; and a vibration generating part which is supported inside the housing and generates vibration in the axial direction, the axial direction extending in the longitudinal direction of the housing. 本发明提供能够提高使用感的输入设备以及信息处理系统。输入设备是笔形的输入设备，具备：壳体，形成为细长的棒状；笔尖部，从上述壳体的前端部突出；以及振动产生部，在上述壳体的内部被支承，产生沿着轴向的振动，所述轴向在上述壳体的长边方向上延伸。