If your car was originally sold in the UK, Germany, or Australia, some models came with Internavi as an option. Contact a Honda dealer with your VIN (Vehicle Identification Number). They can often print or email the specific as a PDF for models like the Honda Accord (CU2/CP2) or Civic (FK/FN) which used similar systems.
The system acts as a high-end integrated command center, blending navigation, vehicle maintenance tracking, and entertainment. However, its usability is heavily dictated by your comfort with Japanese menus and your willingness to use workarounds. honda internavi premium club english manual