npm i @google/maps
npm i google-maps-api-typings --save-dev

import 'google-maps-api-typings';
import { createClient } from "@google/maps";

const client = createClient({
    key: 'my-google-maps-api-key',
    language: 'jp',
    Promise: Promise
});

client
    .geocode({ address: 'Leaning Tower of Pisa' })
    .asPromise()
    .then(response => {
        response.json.results.forEach(result => {
            console.log(
                result.geometry.location
            );
        })
    });