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

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

Retroreflective sheeting and tape for safety
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1984