Denso mapcode [SEP] country of origin
Denso mapcode
The Denso MapCode system is a spatial reference system (not to be confused with the international mapcode system, a different spatial reference system). Denso MapCodes are 7- to 10-digit codes identifying specific 900-square-meter areas in Japan.
History.
The Denso MapCode system was developed in 1997 by Denso Corporation for easy identification of any location in Japan by Japanese navigation systems. Car navigation systems are unable to identify locations for which addresses or telephone numbers are not available or house numbers, like in Japan, are
Mapcode
The mapcode system is a spatial reference system (not to be confused with the Denso mapcode system). 
A mapcode is a code consisting of two groups of letters and digits, separated by a dot. It represents a location on the surface of the Earth, within the context of a separately specified country or territory. For example, the entrance to the elevator of the Eiffel Tower in Paris is “France 4J.Q2”. As with addresses, it is often unnecessary to explicitly mention the country.
The