Gamarket is the setting for Hyperdevotion Noire: Goddess Black Heart. It is similiar to Gamindustri as it four regions which contain the nations of Planeptune, Lastation, Lowee, and Leanbox; all which are ran by their respective goddesses, Neptune, Noire, Blanc, and Vert.
Geography
Etymology
Gamarket is a play on the words "Game" and "Market."