An air bypass valve device includes a case 3 and a valve assembly 5, a tenon 3l is provided to one of the case 3 and the valve assembly 5, and a tenon groove 8e is provided to the other, such that the case 3 and the valve assembly 5 are united by a tenon insertion structure. The disposal bag system includes a sheet member, a first connector attached to a first end of the sheet member, a second connector attached to a second end of the sheet member, loops attached to opposing sides of the sheet member, and hooks attached to the second end of the sheet member. The feature point extractor extracts feature points from each image generated by the image generator. If the validity of the first authentication token is verified, the operating system is shut-down. Such rubber composition may be used, for example, for tire components such as, for example, tire treads. Integration and wordline activation are again performed to obtain a second integration value.