Convert litres to Koku (石)
East Asia · East Asian Volume · historical · medieval
Historically reconstructed The unit is no longer in use and its value is reconstructed from historical and scholarly sources — treat it as indicative.
1 litre = 0.00554354 Koku (石)
Koku (石) = litres × 0.0055435445
Convert any amount
litres to Koku (石) table
| litres | Koku (石) |
|---|---|
| 0.25 litres | 0.00138589 Koku (石) |
| 0.5 litres | 0.00277177 Koku (石) |
| 1 litre | 0.00554354 Koku (石) |
| 2 litres | 0.0110871 Koku (石) |
| 3 litres | 0.0166306 Koku (石) |
| 4 litres | 0.0221742 Koku (石) |
| 5 litres | 0.0277177 Koku (石) |
| 10 litres | 0.0554354 Koku (石) |
| 20 litres | 0.110871 Koku (石) |
| 25 litres | 0.138589 Koku (石) |
| 50 litres | 0.277177 Koku (石) |
| 100 litres | 0.554354 Koku (石) |
About the Koku (石)
Japanese rice measure. Defined feudal wealth. 1 Koku ≈ 180 liters.
- Symbol
- 石
- Value in SI
- 1 Koku (石) = 180.39 litre
- Typical use
- agriculture, trade
- Source
- Edo period standard
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other east asian volume units in the East Asia family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
Related conversions
Frequently asked
How many Koku (石) are in a litre?
1 litre = 0.00554354 Koku (石). Multiply the number of litres by 0.0055435445 to get Koku (石).
What is Koku (石) used for?
Japanese rice measure. Defined feudal wealth. 1 Koku ≈ 180 liters. It is classified as historical and dates from the medieval period.
Is the Koku (石) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, using the value published by Edo period standard, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Koku (石) conversion?
Historically reconstructed — The unit is no longer in use and its value is reconstructed from historical and scholarly sources — treat it as indicative. Source: Edo period standard.
Cite this page
UnitConvertLab. (2026). Convert litres to Koku (石). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/liter-to-koku
Report an incorrect value or source
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