In Major cities like Tokyo, Osaka or Kyoto, do people live in houses, or do most live in apartments, condos et?

Question:

How much would say a 1500 square feet home cost?

Answer:

It depends on each person. People might live in a house, apartment, condo, castle, everything.

>How much would say a 1500 square feet home cost?

It depends on which one of them you want to live. And it depends on if you want to buy or rent.

Even within Tokyo, rent varies so much by each neighborhood.