is one of four wards of Okayama, Okayama Prefecture, Japan. The ward has an area of 160.28 km<sup>2</sup> and a population of 96,718. The population density is 603 per km<sup>2</sup>. The name means "East Ward."
The wards of Okayama were established when Okayama became a city designated by government ordinance on April 1, 2009.
is a mountain in Higashi-ku that is sacred to the Honbushin religion. It is 149 metres tall.