Apart from slightly more information in the tutorial, removal of a Nazi style uniform and a slight change in a weapon (to conform to European guidelines) the game is exactly the same.
How many people have worked on FFVIII? Is it the same team as FFVII?
About 180 people worked on FFVIII. The majority of the team was the same though there were some new additions.
How much did it cost to make?
About 3 billion Yen.
How many have been sold in Japan?
3.55 million copies by end of July 1999.