You may think it is easy, but it is not unless you only have a few spots left. There are some area that are quite sensitive that most people would avoid, and there are some people who are not yet ready to show the whole world or at least their officemates about it, so they choose a spot that is hidden from their daily wear. If you ask me, parts that usually have a bone are quite sensitive, but if you want it there, then do it. A lot of women chose to put a quote on the rib, so I only included a few quotes here since it is very common.
Tattoo placement is one of important considerations to get tattoos for girls. Rib cage or side is a popular body part where many people have their first tattoo inked. Rib tattoos are lovely but veiled for girls. You have flexibility to show or hide depending on what you wear.