mapkitjs-address_from_coordinate.js

function addressFromCoordinate(coordinate)
{
    let geocoder = new mapkit.Geocoder();

    geocoder.reverseLookup(coordinate, function(error, data) {
        let latitude = data.results[0].coordinate.latitude;
        let longitude = data.results[0].coordinate.longitude;
        let formattedAddress = data.results[0].formattedAddress;

        console.log("Coordinates (%f, %f) == Address (%s)", latitude, longitude, formattedAddress);
    });
}