| Abbreviation |
Description |
| ASJ | Acoustical Society of Japan |
| JARI | Japan Association of Rolling Stock Industries |
| JIS | Japanese Industrial Standards |
| JISC | Japanese Industrial Standards Committee |
| JISF | Japan Iron and Steel Federation |
| JPIF | Japan Plastics Industry Federation |
| JRIS | Japan Association of Rolling Stock Industries Standards |
| JRS | Japanese National Railways Standards |
| JSA | Japanese Standards Association |
| JSAE | Society of Automotive Engineers of Japan |
| JSME | Japan Society of Mechanical Engineers |
| METI | Ministry of Economy, Trade and Industry |
| MIC | Ministry of Internal Affairs and Communications |
| MLIT | Ministry of Land, Infrastructure, Transport and Tourism |
| RISC | Railway International Standards Center |
| RTRI | Railway Technical Research Institute |