Also available in our
Android app, with charts and full breakdown tables.
Rate this calculator
Was it useful? A quick star rating helps others — and you can leave a comment too.
Rate it:
★
★
★
★
★
⚡ Koku (Japan) to Oil Barrels: the quick answer
1 koku = 1.13462 bbl (oil)
1 koku (Japan) equals 1.13462 oil barrels
To convert koku (Japan) to oil barrels, multiply the value by 1.13462.
To go the other way, multiply oil barrels by 0.88135 to get koku (Japan).
↔ Convert oil barrels to koku (Japan) instead
🧮 Formula
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per koku (Japan)) ÷ (cubic meters per oil barrel).
📊 Koku (Japan) to Oil Barrels conversion table
✏️ Worked examples
Convert 25 koku (Japan) to oil barrels
25 koku × 1.13462 = 28.3656 bbl (oil)
Try this example →
Convert 250 koku (Japan) to oil barrels
250 koku × 1.13462 = 283.656 bbl (oil)
Try this example →
📘 About these units
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.
Oil barrel (bbl (oil)). The petroleum barrel is 42 US gallons (158.987 L), the standard unit of oil trading.
❓ Frequently asked questions
How many oil barrels are in one koku (Japan)?
There are 1.13462 oil barrels in one koku (Japan).
How do I convert koku (Japan) to oil barrels?
Multiply the number of koku (Japan) by 1.13462. For example, 10 koku (Japan) equal 11.3462 oil barrels.
How many koku (Japan) are in one oil barrel?
One oil barrel equals 0.88135 koku (Japan).
🔗 More volume conversions
All volume units →