Japan is probably the place in the world with the greatest number of vending machines per square meter. You find them in every corner, and in some places, you can even find ten of them.

And what can you buy here? Almost any drink. From water to coffee, both cold… and hot! Yes, these machines provide both hot and cold stuff…

One of my guests pointed out something interesting about this… “Hot and cold? So many lights? 24 hours a day? That means a lot of energy.” Completely right, but so it is…