Yes it will, only with Japanese regional games.
It won't work with games that you buy from US due to regional restriction
yes. ps3 games are region free
yes it will not damage your ps3 slim
None the PS3 slim does not play PS2 games
yes
Yes!
yes SIXAXIS and DUALSHOCK 3 controllers work on any ps3. Any controller that is made for the ps3 will work on any ps3
yes there are no slim PS3 games only PS3 games and PS3 Move Exclusive games that will only work on PS3s with the Move Bundle installed. Move compatible games do not require the move bundle installation except to use th move controller
Older PS3 have came in other colors , but the PS3 slim is black. The Japan slim models have also been released in blue, white and pink. see related link
Yes, cause it's not an different console.
You have to have wireless internet and then the PS3 has the ability to connect to it.
PS3 slim
it depends on how much you have used it, how much the price was when you bought it, when you bought it, where you bought it, and i am giving a guess of no more than $250