Power Calculators

🧪 US Gallons to Koku (Japan) Converter

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Converted Value
0.0209845

Also available in our Android app, with charts and full breakdown tables.

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⚡ US Gallons to Koku (Japan): the quick answer

1 gal = 0.0209845 koku 1 US gallon equals 0.0209845 koku (Japan)

To convert US gallons to koku (Japan), multiply the value by 0.0209845. To go the other way, multiply koku (Japan) by 47.6542 to get US gallons.

↔ Convert koku (Japan) to US gallons instead

🧮 Formula

US Gallons to Koku (Japan)
koku = gal × 0.0209845
Koku (Japan) to US Gallons
gal = koku × 47.6542

Where

  • gal = the volume in US gallons
  • koku = the volume in koku (Japan)
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per US gallon) ÷ (cubic meters per koku (Japan)).

📊 US Gallons to Koku (Japan) conversion table

US Gallons (gal)Koku (Japan) (koku)
1 gal0.0209845 koku
2 gal0.041969 koku
5 gal0.104923 koku
10 gal0.209845 koku
20 gal0.41969 koku
50 gal1.04923 koku
100 gal2.09845 koku
500 gal10.4923 koku
1,000 gal20.9845 koku

✏️ Worked examples

Convert 25 US gallons to koku (Japan)

25 gal × 0.0209845 = 0.524613 koku

Try this example →

Convert 250 US gallons to koku (Japan)

250 gal × 0.0209845 = 5.24613 koku

Try this example →

📘 About these units

US gallon (gal). The US liquid gallon is 231 cubic inches, exactly 3.785411784 liters.

Koku (Japan) (koku). A koku is 100 shō (about 180.39 L), traditionally the rice needed to feed one person for a year. Used in: Asia — Japan.

❓ Frequently asked questions

How many koku (Japan) are in one US gallon?

There are 0.0209845 koku (Japan) in one US gallon.

How do I convert US gallons to koku (Japan)?

Multiply the number of US gallons by 0.0209845. For example, 10 US gallons equal 0.209845 koku (Japan).

How many US gallons are in one koku (Japan)?

One koku (Japan) equals 47.6542 US gallons.