Check unit conversion calculations with the length calculator.

main function :
● You can check the unit conversion calculation results.
● Unit information can be saved and managed in advance.
● You can conveniently perform unit conversion calculations by loading saved unit information.

[Unit conversion support range]
- Millimeter(mm)
- Centimeter(cm
- Meter(m)
- Kilometer(km)
- Inch(in)
- Feet(ft)
- Yard(yd)
- Mile(mile)
- 尺
- 間
- 町
- 里
- Nautical mile(海里)


* Enter the number to be converted, or select the current unit and unit to be converted, and the resulting value will automatically change.