We find that nearly one fifth of urban and suburban US car owners express a definite interest in living car-free (18 %), and an additional 40 % are open to the idea. This is in addition to the small share (10 %) of urban and suburban US residents currently living without a car.
Tokyo might be an example? It has plenty of buses, but the trains and subways are definitely the workhorses.
trains would be more efficient but it’s much easier to start out with busses