"No, they're definitely created," Tachibana confirmed with a hint of a smile, his posture relaxing. "Talking to people who've been here longer, apparently the Storyteller -- that rabbit like creature you might remember dreaming about -- created them as protection against things from the ocean. Other than speculation about what in specific it was made for, that's about all I was able to uncover. With the library being new, and there being nothing even close to a laboratory around, my usual routes for research are fairly limited," he half apologized.