Japanese Iwachu Gohan Nabe Cast Iron Rice Cooker 5Go #410719 Capacity: 5 go (900 ml or 3.8 cups) Material: Cast Iron Made in Japan by Iwachu Dimension: 10 inches Diameter, 5 inches Height Iwachu Gohan Nabe keeps the heat high and hot steam while cooking, producing fluffier and a browned crusty layer on the bottom called Okoge. To keep the rice moist durig cooking , small bumps on the lids inner surface evenly distribute condensation