Mass and Weight · Unit Converter

Convert Momme to Kilogram

Convert mommes to kilograms instantly. 1 momme = 0.00375 kilogram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Kilogram to Momme converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Troy & Apothecary

Momme

What is a momme?

The momme (mom) equals 3.75 grams.

Origin of the momme

A traditional Japanese mass unit (Japanese 'monme').

Where it is used

Pearls, and as the standard weight grade for silk fabric.

When and where it was developed

Part of the traditional Japanese shakkanho system.

Metric / SI

Kilogram

What is a kilogram?

The kilogram (kg) is the SI base unit of mass, defined by fixing the Planck constant h at 6.62607015E-34 J s.

Origin of the kilogram

From Greek 'khilioi' (thousand) plus 'gramma' (small weight).

Where it is used

The worldwide base unit of mass in science, commerce, and everyday life.

When and where it was developed

Adopted in 1795; redefined through the Planck constant on 20 May 2019.

Momme to Kilogram conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between mommes and kilograms:

1 mom = 0.00375 kg
1 kg = 266.6666666667 mom

To convert mommes to kilograms, multiply the value in mommes by 0.00375. To reverse, multiply kilograms by 266.6666666667.

How to use this converter

Type a value into the calculator. The result in kilograms updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Kilogram to Momme converter for the reverse direction.

Step-by-step: convert mommes to kilograms

  1. Write down the value in mommes (mom).
  2. Multiply that value by the factor 0.00375.
  3. The product is the equivalent value in kilograms (kg).
  4. To reverse, multiply the kilogram value by 266.6666666667.

Worked examples

Example 1 — Convert 1 mom to kg:
1 × 0.00375 = 0.00375 kg

Example 2 — Convert 100 mom to kg:
100 × 0.00375 = 0.375 kg

Real-world example — Children's height milestones

A 150-momme-tall child measures a value in kilograms that's commonly used for theme-park ride height requirements when travelling between countries that use different measurement units.

150 mom × 0.00375 = 0.5625 kg

Real-world example — Body height conversion

You enter your height as 180 mommes into an international job or visa application. The form then asks for the same value in kilograms — converting between these adjacent units is one of the most-used length conversions globally.

180 mom × 0.00375 = 0.675 kg

Real-world example — Furniture and large objects

A 72-momme piece of furniture converts to a value in kilograms that's easier to mentally compare with room dimensions. This is the typical workflow when shopping internationally and product specs use a different unit than your room measurements.

72 mom × 0.00375 = 0.27 kg

Momme to Kilogram conversion table

Standard reference values for converting mommes to kilograms:

Momme [mom]Kilogram [kg]
0.013.75e-5
0.10.000375
10.00375
20.0075
30.01125
40.015
50.01875
100.0375
200.075
300.1125
400.15
500.1875
1000.375
5001.875
10003.75

Frequently asked questions

How many kilograms is 1 momme?
1 momme equals 0.00375 kilogram.
How do I convert mommes to kilograms?
Multiply the value in mommes by 0.00375 to get kilograms.
How do I convert kilograms back to mommes?
Multiply the value in kilograms by 266.6666666667, or use the Kilogram to Momme converter.
How many kilograms is 100 mommes?
100 mommes equals 0.375 kilograms, because 100 × 0.00375 = 0.375.

Convert Momme to other weight units

Show all Momme conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (9 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 mom = 0.00375 kg) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.