Kumayama, Okayama
Kumayama was a town located in Akaiwa District, Okayama Prefecture, Japan.
As of 2003, the town had an estimated population of 8,854 and a density of 193.61 persons per km2. The total area was 45.73 km2.
On March 7, 2005, Kumayama, along with the towns of Akasaka, San'yō and Yoshii, were merged to create the city of Akaiwa.