What is the Ken unit used for?

Ken is a traditional Japanese length unit mainly used in architecture for specifying bay widths and room sizes.

How long is one Chain?

One Chain is a surveying unit equal to 66 feet or exactly 20.1168 meters, commonly used in land measurement.

Is the Ken unit standardized?

No, the Ken can slightly vary depending on historical context or regional practice and is not part of the SI unit system.

How to Convert from Ken to Chain [ch]

Convert length measurements from the traditional Japanese unit Ken to the surveying unit Chain [ch] using this easy-to-use online converter. Suitable for architectural, carpentry, and land surveying applications.

Ken

Chain [ch]

Please check your input. It must be a valid numeric value.

Ken to Chain [ch] Conversion Table

Ken	Chain [ch]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Ken to Chain [ch] Conversion Table
Ken	Chain [ch]

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What Is This Tool?

This unit converter transforms measurements from Ken, a traditional Japanese length unit used primarily in architecture and carpentry, into Chains, a surveying unit used for land measurement and cadastral purposes. It helps bridge cultural and unit system differences for users working with historical and technical records.

How to Use This Tool?

Enter the length value measured in Ken into the input field.
Select 'Ken' as the source unit and 'Chain [ch]' as the target unit.
Initiate the conversion to view the equivalent length in Chains.
Use the results for architectural planning, survey mapping, or record analysis.

Key Features

Converts Ken (間) to Chain [ch] using a fixed conversion rate.
Supports translating traditional architectural measurements to surveying units.
Browser-based and simple to use without installation.
Facilitates interpretation of historical building and land survey data.

Examples

5 Ken converts to approximately 0.5265 Chain [ch].
10 Ken converts to about 1.0530 Chain [ch].

Common Use Cases

Specifying bay widths and room sizes in traditional Japanese architecture.
Converting architectural and carpentry measurements for restoration projects.
Interpreting cadastral surveys and land parcels using historical units.
Translating engineering and railway survey records employing imperial units.

Tips & Best Practices

Verify the context for Ken length variations as it can differ regionally or historically.
Cross-check results when integrating with modern metric-based equipment.
Use the converter for approximate values and consult professional standards when precision is critical.

Limitations

Ken is not a fixed SI unit and may slightly vary in length depending on tradition or region.
Chains are based on imperial feet and need careful handling in modern metric environments.
Conversion results are approximate due to differing base definitions and rounding effects.

Frequently Asked Questions

What is the Ken unit used for?: Ken is a traditional Japanese length unit mainly used in architecture for specifying bay widths and room sizes.
How long is one Chain?: One Chain is a surveying unit equal to 66 feet or exactly 20.1168 meters, commonly used in land measurement.
Is the Ken unit standardized?: No, the Ken can slightly vary depending on historical context or regional practice and is not part of the SI unit system.

Key Terminology

Ken: A traditional Japanese length unit equivalent to six shaku, commonly about 1.818 meters, used in architecture and carpentry.
Chain [ch]: A surveying length unit equal to 66 feet or 20.1168 meters, often used in land measurement and cadastral work.
Cadastral Surveying: The process of measuring land parcels for property boundary definition and registration.

Quick Knowledge Check

What traditional field primarily uses the Ken unit?

Land surveying

Japanese architecture

Railway engineering

How many feet are in one Chain?

66 feet

100 feet

16.5 feet

Which is true about converting Ken to Chain?

The conversion is approximate

The units are identical

Ken is an imperial unit

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