Ficus is one of the most popular Bonsai ornamental plants and this plant is really famous for it's unique beauty. If you are new to growing Bonsai tree then ficus bonsai could be the best kind of tree that you can start with. In a right condition, this plant grows rapidly.
It's typically an indoor plant and that's why placing it in a sunny window side would be the best idea.
You should not over it and water it until the water drains out of the drainage hole in the bottom of the pot.