Hiro Arikawa won the 10th Dengeki Novel Prize for her workShio no Machi: Wish on My Preciousin 2003 and debuted with the same novel in 2004. Of her many works, Arikawa is best known for theLibrary Warsseries and herJieitai Sanbusakutrilogy which consists ofSora no Naka(In the Sky),Umi no Soko(The Bottom of the Sea), andShio no Machi(City of Salt).