To easily and precisely position a distinguishing color tape wound around an air hose by providing a tip hold part receiving a tip of the air hose held on an assembly drawing plate and providing a regulation part regulating a terminal position of the air hose in the tip hold part.

An air hose terminal regulation device for holding a terminal of an air hose A arranged on an assembly drawing plate and regulating its terminal is provided with a terminal regulation device 1 and a support part 2 integrally. The terminal regulation device 1 has a groove 3 partitioning an end face 3a on one end side in a condition in which the other end side is open and a pin 4 extending along the longitudinal direction of the groove 3, and a tip hold part holding the air hose A is constituted by the groove 3 and the pin 4. Moreover, the end face 3a constitutes a regulation part regulating a terminal position of the air hose A, a substrate 6 is arranged on the end face 3a, and a protrusion 5 of a microswitch operating when the end face 3a comes into contact with the air hose A whose position of an end part is regulated is provided on the substrate 6.