Identification marking for piping systems (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1987

Quality management and quality assurance standards Part 1: Guidelines for selection and use
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1994

Calibration and testing laboratory accreditation systems -- General requirements for operation and recognition
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1996