Vehicle seat ordering system and seat for measurement

A vehicle seat ordering system comprising:

• a seat for measurement, the seat including a seat body configured to be installed in a vehicle, and a sensor configured to detect a posture of an occupant of the seat body while the vehicle is running;
• and
• a seat design device configured to design a custom-made seat to be installed in the vehicle utilizing chronological data of the posture of the occupant obtained from the sensor, the custom-made seat including a seat cushion and a seatback,
• wherein, utilizing the chronological data and specifications of the custom-made seat, the seat design device is configured to create performance confirmation data,
• wherein the performance confirmation data includes body pressure change data and human body behavior data,
• the body pressure change data is data showing a change in body pressure distribution of the occupant of each of the seat for measurement and the custom-made seat while the vehicle is running, and
• the human body behavior data is data showing a movement of the occupant's body while the vehicle is running, and
• wherein the design of the custom-made seat includes adjustment or selection of shapes or materials of pads forming the seat cushion and the seatback.