The Kibi Plain is a flat, fertile area located in the western part of Okayama Prefecture, Japan. It is known for its rich agricultural land, which supports the cultivation of rice and various fruits. The plain is surrounded by mountains, providing a scenic backdrop and a favorable climate for farming. Historically, the Kibi Plain has been significant in Japanese culture, particularly during the Kofun period. It is home to several ancient burial mounds, known as kofun, which are important archaeological sites. The area also features historical sites related to the Kibi clan, contributing to its cultural heritage.