Having narrow space does not mean you cannot build complete house that consists of living room, bedroom, kitchen, family room, storage room, and so forth. All you have to do is to be creative enough in using the area in your house so that you can build up more rooms although the space is quite limited. You can create small rooms for each room, for example Small Bathroom Design that would fit in your house and will not take too much space.
However, you can make your Small Bathroom Design look a bit more spacious by coordinating the placement of the bathroom designs including the placement of the furniture that you are about to put within it. Try to make as simple Small Bathroom Design as possible. Make everything practical or using multifunctional furniture within it so that you can have more space within the bathroom.
Furthermore when you put multifunctional furniture within it you can do more activities in the bathroom or put more things without making it look full. For reference you may take a look at many sources that you can find online dealing with Small Bathroom Design from certain house design link. This will give you more view towards concepts of the bathroom design that would fit your house.