Kinokuniya have a large outlet in Emporium, Sukhumvit Soi 24, on Sky Train route.
They have an enormous outlet in Siam Paragon, Sky Train again.
What I love is to have my books covered in protective plastic F.O.C., A great service. They carry a great range of SF.

There seem to be more books of the type with large color photos on decorating and design than I am used to seeing in U.S. in the large book chains. there are Asian publishers represented that just don't seem to get distributed in Barnes and Noble or Borders. However, the prices seem high and when I search for the same books online, they are ...

Probably the only international standard bookstore in bangkok with a collection sure to keep any international customer happ. I would definitely like to go back.