An ink cartridge includes a bag-shaped ink bag that stores ink inside and that includes a spout through which the ink can be drawn out, a substantially box-shaped plastic case that houses the ink bag and that includes at least a first wall portion and a second wall portion arranged facing each other, and a color indicator portion that is disposed on the first wall portion within a range that is set in accordance with a color of the ink stored inside the ink bag, the color indicator portion including at least one recessed portion that is indented in a first direction and indicating information relating to the color of the ink, the first direction being a direction from a side of the first wall portion that faces the second wall portion toward an opposite side of the first wall portion.