How many ri [Japan] in 1 mile [Roman, ancient]? The answer is 0.38703703703704. We assume you are converting between ri [Japan] and mile [Roman, ancient]. You can view more details on each measurement unit: ri [Japan] or mile [Roman, ancient] The SI base unit for length is the metre. 1 metre is equal to 0.00025462962962963 ri [Japan], or 0.00065789473684211 mile [Roman, ancient]. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between ri [Japan] and mile [Roman, ancient]. Type in your own numbers in the form to convert the units!
1 ri [Japan] to mile [Roman, ancient] = 2.58373 mile [Roman, ancient]
5 ri [Japan] to mile [Roman, ancient] = 12.91866 mile [Roman, ancient]
10 ri [Japan] to mile [Roman, ancient] = 25.83732 mile [Roman, ancient]
15 ri [Japan] to mile [Roman, ancient] = 38.75598 mile [Roman, ancient]
20 ri [Japan] to mile [Roman, ancient] = 51.67464 mile [Roman, ancient]
25 ri [Japan] to mile [Roman, ancient] = 64.5933 mile [Roman, ancient]
30 ri [Japan] to mile [Roman, ancient] = 77.51196 mile [Roman, ancient]
40 ri [Japan] to mile [Roman, ancient] = 103.34928 mile [Roman, ancient]
50 ri [Japan] to mile [Roman, ancient] = 129.1866 mile [Roman, ancient]
You can do the reverse unit conversion from mile [Roman, ancient] to ri [Japan], or enter any two units below:
The Japanese ri is 12,960 shaku.
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