Convert Koku (石) to Liters (L)
From quick estimates to precise calculations, this 石 to L tool covers it all — built around the standard formula 1 石 = 180.39 L.
Formula
1 石 = 180.39 L
To convert 石 to L, multiply the value by 180.39.
Conversion Table
| Koku (石) | Liters (L) |
|---|---|
| 0.01 石 | 1.8039 L |
| 0.1 石 | 18.039 L |
| 0.5 石 | 90.195 L |
| 1 石 | 180.39 L |
| 2 石 | 360.78 L |
| 3 石 | 541.17 L |
| 5 石 | 901.95 L |
| 10 石 | 1803.9 L |
| 15 石 | 2705.85 L |
| 20 石 | 3607.8 L |
| 25 石 | 4509.75 L |
| 50 石 | 9019.5 L |
| 100 石 | 18039 L |
| 250 石 | 45097.5 L |
| 500 石 | 90195 L |
| 1000 石 | 180390 L |
| 2500 石 | 450975 L |
| 5000 石 | 901950 L |
| 10000 石 | 1803900 L |
| 50000 石 | 9019500 L |
Common 石 to L Examples
- 1 石 = 180.39 L
- 5 石 = 901.95 L
- 10 石 = 1803.9 L
- 25 石 = 4509.75 L
- 50 石 = 9019.5 L
- 100 石 = 18039 L
- 500 石 = 90195 L
- 1000 石 = 180390 L
About the units
Koku (石) — The koku (~180 L) is the volume of rice that feeds one person for a year — the unit in which samurai stipends and feudal domain wealth were measured in Edo Japan.
Frequently Asked Questions
What should I check before trusting a 石 to L result?
Confirm the input value, the unit direction (石 to L, not the reverse), and that the formula 1 石 = 180.39 L has been applied.
How do 石 and L compare in size?
Compare them through the ratio: 1 石 equals 180.39 L, which shows directly which unit represents a larger amount of Volume.
What is a quick way to estimate 石 to L?
Round 180.39 to one or two significant digits and multiply mentally. Use the exact factor when accuracy matters.
Is there a shortcut for converting 石 to L?
The shortest route is the formula itself: 1 石 = 180.39 L. Memorizing this single line covers every case.
Why is the conversion factor between 石 and L 180.39?
It comes from the official definitions of both Volume units, which are anchored to internationally agreed reference standards.
Can I convert large numbers of 石 to L at once?
Yes. The same ratio 180.39 applies to any value, whether it is a fraction or millions of 石.