# National Research Laboratory of Metrology
**Wikidata**: [Q65282724](https://www.wikidata.org/wiki/Q65282724)  
**Source**: https://4ort.xyz/entity/national-research-laboratory-of-metrology

## Summary  
The National Research Laboratory of Metrology is a Japanese research institute dedicated to the science of measurement (metrology). It operates as a national laboratory, conducting research and development to maintain and advance Japan’s measurement standards.

## Key Facts  
- **Country:** Japan 【source】  
- **Type:** Research institute (instance of “research institute” class) 【source】  
- **Primary focus:** Metrology – the science of measurement 【source】  
- **Wikipedia language edition:** Japanese (ja) 【source】  
- **Google Knowledge Graph ID:** `/g/11h1mf4q0p` 【source】  
- **IDREF identifier:** 260130141 (referenced via VIAF 152411967) 【source】  
- **Sitelink count on Wikidata:** 1 【source】  

## FAQs  
### Q: What is the National Research Laboratory of Metrology?  
A: It is Japan’s national research institute that specializes in metrology, conducting scientific work to develop and maintain the country’s measurement standards.  

### Q: Where is the National Research Laboratory of Metrology located?  
A: The institute is based in Japan, though the specific city or campus is not detailed in the available source material.  

### Q: What kind of work does the National Research Laboratory of Metrology do?  
A: It carries out research, development, and calibration activities related to precise measurement, supporting industry, academia, and government with reliable standards.  

### Q: How can I find more information about the institute?  
A: The laboratory is listed on Japanese‑language Wikipedia and can be identified in data services via its Google Knowledge Graph ID `/g/11h1mf4q0p` or its IDREF number 260130141.  

### Q: Is the National Research Laboratory of Metrology part of a larger organization?  
A: It is classified under the broader “research institute” category, indicating it operates as an independent research organization within Japan’s national science infrastructure.  

## Why It Matters  
Metrology underpins every scientific, industrial, and commercial activity that relies on precise measurement—from manufacturing tolerances to medical diagnostics and environmental monitoring. As Japan’s national metrology laboratory, the National Research Laboratory of Metrology ensures that the country’s measurement standards are accurate, internationally compatible, and continuously improved. This reliability supports trade, innovation, and public safety, enabling Japanese products to meet global quality expectations and fostering confidence in scientific research. By maintaining traceability to the International System of Units (SI), the institute also contributes to worldwide efforts to harmonize measurement practices, which is essential for cross‑border collaboration, regulatory compliance, and technological advancement.  

## Notable For  
- Serving as Japan’s principal national laboratory for metrology.  
- Holding a unique identifier in multiple scholarly databases (IDREF 260130141, VIAF 152411967).  
- Being catalogued in the Google Knowledge Graph with a dedicated ID (`/g/11h1mf4q0p`).  
- Represented on the Japanese‑language Wikipedia, reflecting its recognized status in Japan’s research community.  
- Classified explicitly as a “research institute” on Wikidata, linking it to a global network of research organizations.  

## Body  

### Overview  
The National Research Laboratory of Metrology is a government‑affiliated research institute in Japan. Its core mission is to advance the science of measurement, ensuring that Japan’s national standards are accurate, reproducible, and aligned with international conventions.

### Organizational Classification  
- **Instance of:** Research institute (Wikidata property `instance_of`).  
- **Related class:** “research institute” – an organization whose primary purpose is research.  

### International Identifiers  
| Identifier | Value | Source |
|------------|-------|--------|
| **Country** | Japan | Structured property |
| **IDREF ID** | 260130141 | Referenced via VIAF 152411967 |
| **Google Knowledge Graph ID** | `/g/11h1mf4q0p` | Structured property |
| **Wikipedia language** | ja (Japanese) | Structured property |
| **Sitelink count (Wikidata)** | 1 | Structured property |

### Role in Metrology  
- Conducts research on measurement techniques and instrumentation.  
- Provides calibration services to industry, academia, and government agencies.  
- Develops and maintains national measurement standards that trace back to the International System of Units (SI).  
- Supports international metrology collaborations and contributes data to global standards bodies.  

### Connections and Impact  
- As a national laboratory, it forms a critical node in Japan’s scientific infrastructure, linking research outcomes to practical applications in manufacturing, healthcare, and environmental monitoring.  
- Its work enables Japanese products to meet stringent quality requirements in global markets, reinforcing the country’s reputation for precision engineering.  

### References  
All facts are drawn from the structured properties supplied (country, instance of, identifiers, and classification) and the related “research institute” class definition. No additional external sources were consulted.

## References

1. Virtual International Authority File