To convert ri (Japan) to nautical miles, multiply the value by 2.12056. To go the other way, multiply nautical miles by 0.471574 to get ri (Japan).
| Ri (Japan) (ri) | Nautical Miles (NM) |
|---|---|
| 1 ri | 2.12056 NM |
| 2 ri | 4.24112 NM |
| 5 ri | 10.6028 NM |
| 10 ri | 21.2056 NM |
| 20 ri | 42.4112 NM |
| 50 ri | 106.028 NM |
| 100 ri | 212.056 NM |
| 500 ri | 1,060.28 NM |
| 1,000 ri | 2,120.56 NM |
Ri (Japan) (ri). The Japanese ri is 36 chō, about 3.927 km, roughly the distance walked in an hour. Used in: Asia — Japan & Korea.
Nautical mile (NM). A nautical mile is exactly 1,852 meters, based on one minute of latitude, and is used in shipping and aviation.
There are 2.12056 nautical miles in one ri (Japan).
Multiply the number of ri (Japan) by 2.12056. For example, 10 ri (Japan) equal 21.2056 nautical miles.
One nautical mile equals 0.471574 ri (Japan).