TOKYO — The official price tag for the Tokyo Olympics in $15.4 billion, which a University of Oxford study says is the most expensive on record. What else could those billions buy?

The ballpark figure for building a 300-bed hospital in Japan in $55 million. So you could put up almost 300 of these.

The average elementary school in Japan costs about $13 million. For that price, you get 1,200 schools.

A quick search finds a Boeing 747 is priced at roughly $400 million. Voila: 38 jumbo jets for the cost of the Tokyo Olympics.