Takayuki Maeda finishes wiping a windshield at a Honda dealership in Machida, western Tokyo, and approaches a group of elderly men washing cars alongside him and suggests they pick up a new ride.

“How about a second car ー a convertible like this one?” the 45-year-old jokes.

The conversation might seem like typical banter at a car dealership, but in fact none of the men are salespeople or customers.