Convert US cups to Cup (Japanese)
East Asia · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 US cup = 1.18294 Cup (Japanese)
Cup (Japanese) = US cups × 1.1829412
Convert any amount
US cups to Cup (Japanese) table
| US cups | Cup (Japanese) |
|---|---|
| 0.25 US cups | 0.295735 Cup (Japanese) |
| 0.5 US cups | 0.591471 Cup (Japanese) |
| 1 US cup | 1.18294 Cup (Japanese) |
| 2 US cups | 2.36588 Cup (Japanese) |
| 3 US cups | 3.54882 Cup (Japanese) |
| 4 US cups | 4.73176 Cup (Japanese) |
| 5 US cups | 5.91471 Cup (Japanese) |
| 10 US cups | 11.8294 Cup (Japanese) |
| 20 US cups | 23.6588 Cup (Japanese) |
| 25 US cups | 29.5735 Cup (Japanese) |
| 50 US cups | 59.1471 Cup (Japanese) |
| 100 US cups | 118.294 Cup (Japanese) |
About the Cup (Japanese)
Japanese cup = 200ml. Used in rice cookers.
- Symbol
- cup JP
- Value in SI
- 1 Cup (Japanese) = 0.2 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
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 cooking measures 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 If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.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 Cup (Japanese) are in a US cup?
1 US cup = 1.18294 Cup (Japanese). Multiply the number of US cups by 1.1829412 to get Cup (Japanese).
What is Cup (Japanese) used for?
Japanese cup = 200ml. Used in rice cookers. It is classified as active and dates from the modern period.
Is the Cup (Japanese) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Cup (Japanese) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert US cups to Cup (Japanese). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/us-cup-to-cup-japan
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