Yes, but most games are only in Japanese. so if you know Japanese go for it!
Yes. The DS lite is not region locked, a Japanese model will play DS games from the US.
Yes. DS games are not region locked.
Yes, they do since Nintendo DS games are not region locked
Yes, the game will be in Japanese though.
DS games are region-free, a Japanese DS game will work fine on a DS from the US.
Most likely, the DSs aren't any different.
Nope
Yes, you can, DS games are region free.
yes any language games
Yes, DS games are region free.
Yeah, they can
Yes.