Use this free online calculator to convert Ri [Japan] to Ken [Japan] instantly. This all length conversions conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 Ri [Japan] = 2160.07 Ken [Japan]

1 Ken [Japan] = 4.629e-4 Ri [Japan]

Ri [Japan] to Ken [Japan] Conversion Formula

To convert Ri [Japan] to Ken [Japan], multiply by 2160.07.

Ken [Japan] = Ri [Japan] × 2160.07

Ri [Japan] = Ken [Japan] × 4.629e-4

To convert Ken [Japan] back to Ri [Japan], divide by 2160.07 (or multiply by 4.629e-4).

About These Units

About Ri [Japan]

The ri is a traditional Japanese unit of distance, sometimes called the Japanese league because it is of similar length to the European league. The ri equals 2160 ken or 12 960 shaku (the shaku being the Japanese equivalent of the foot). This is about 3927 meters or 2.44 statute miles.

About Ken [Japan]

The ken is a traditional Japanese unit of length equal to six shaku (Japanese feet), standardized at 1.818 meters. It is fundamental to Japanese architecture, serving as the standard interval between pillars in traditional buildings. The ken is also used for tatami mat dimensions, martial arts equipment like the bō staff, and historical land taxation measurements.

Ri [Japan] to Ken [Japan] Conversion Table

Ri [Japan]	Ken [Japan]	Ken [Japan]	Ri [Japan]
0.1	216.0066	0.1	4.629e-5
0.5	1080.03	0.5	2.315e-4
1	2160.07	1	4.629e-4
2	4320.13	2	9.259e-4
5	10800.33	5	2.315e-3
10	21600.66	10	4.629e-3
20	43201.32	20	9.259e-3
25	54001.65	25	0.011574
50	108003.30	50	0.023147
100	216006.60	100	0.046295
250	540016.50	250	0.115737
500	1080033.00	500	0.231474
1000	2160066.01	1000	0.462949

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