Lighting of tunnels for motorrized traffic (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1990

General rules for energy evaluation method by available energy (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1991

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