Japanese mass converter
Convert Japanese momme, kin and kan to grams and kilograms, or reverse the calculation. Select the unit written on the record, then compare the equivalent values in the other supported units. Use the metric result when working with a modern scale.
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How it works
Formula
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Your result
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Sources
- MAFF — Japanese measurement conversion tableSources reviewed: 2026-10-30
Assumptions and limitations
Uses Japanese definitions. A Japanese kin is 600 g; similarly named Chinese and other regional units differ. This is mass, not volume.
How to use this tool
Set up the inputs
Enter a mass and choose both units. Use the Japan-specific kin when reading a Japanese source.
Worked examples
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Compare traditional weights with grams
1 kan = 1,000 momme = 3,750 g = 3.75 kg; 1 kin = 600 g.
Frequently asked questions
How should I read the result from Japanese mass converter?
Read the result in the selected unit and compare the other equivalents. The converter does not estimate pearl prices or product quality.
Processing and privacy
The calculation or transformation runs in your browser. The tool does not send its input values or generated output to an application server. Loading a page still makes infrastructure requests; optional analytics and Google consent messages have separate controls.
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Help and feedback
Consult the linked sources for definitions and reference data. Contact Support if you have a question or notice a problem.
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