150 countries. The Game Will have SOME free content; but the full game will be at a fixed price. However, in the document they don't seem to know their pricing for the game as of yet.
"Downloading Super Mario Run will be free, as will some of the play elements. All of the game content will be enjoyable after paying a set purchase price.With our current plan, once a set purchase price is paid, consumers can repeatedly play the game without worrying about additional fees required. So, children can also play it with peace of mind."