Human skin, which mainly consists of epidermis, dermis and hypodermis, is the largest organ of a human body. It has a lot of roles, for example, protection function, moisture maintenance function, sensory function, and etc. Moreover, it becomes a parameter that shows the health condition and beauty, because the skin is the outermost layer of a human body. Therefore, the development of the sensor that can measure the skin conditions in various parts of the body is demanded. However, sensors that had been developed before can measure limited parts of body or can measure only in limited condition. In this paper, the sensor that can measure various parts of human body in various conditions is developed and evaluated scanning on the grinding papers that have various smoothness.