The fact of the matter is that a tattoo of any size is still a lifelong commitment. A small tattoo may be less noticeable (or not noticeable at all, depending on location) than a larger one but it is still always going to be there no matter how big or small it is. Large tattoos can be a great idea for a number of reasons.
Larger tattoos allow for more detail in the artwork. There is also more opportunity to include colour that will really enhance the tattoo. How large you decide to go is up to you. A larger tattoo doesn't have to take up a great deal of surface area but it should be a size that you are happy with. The back is one are a where larger Chinese Tattoo Symbols tend to look better than smaller ones because there is so much area to work with on the back.
