Timeline of Okataian History

In construction!

=Legendary Times=

=225 - 463 Ran period=


 * The Ran Period corresponds to a moment where three large states of Koun, Nam and Jun were formed


 * During the Ran period, an aristocratic society with militaristic rulers developed. The period was a critical stage in Oka's evolution into a cohesive, recognized state. The society was most developed in the northern Koun region. Okataian rulers petitioned the Chinese court for confirmation of royal titles.


 * While the rulers' title was officially "King", they called themselves "Ōkimi" (大王, "Great King") during this period. Inscriptions on two swords (the Inariyama and Eta Funayama Swords) read Amenoshita Shiroshimesu (治天下; "ruling Heaven and Earth") and Ōkimi, indicating that the rulers invoked the Mandate of Heaven


 * During the subsequent Ran period, most of Oka gradually unified under three kingdom. The symbol of the growing power of the new leaders typified by the turtleback burial mounds.


 * Kou Attempted to war with Hayato in modern day Teiko.


 * The rulers of the three states were a hereditary line of Kings. The rulers extended their power through Oka by military conquest, but their preferred method of expansion was to convince local leaders to accept their authority in exchange for positions of influence in the government.


 * Craftsmen and scholars from China and the Three Kingdoms of Korea played an important role in transmitting continental technologies and administrative skills to Oka during this period


 * The period ended when the state of Jun was conquered by the state of Kou, and both leaders of Namku and Kouku seek the title of Emperor

=463 - 821 Ni Period=


 * The Nan Period corresponds to a moment where Oka was divided into two polities seeking recognition as the Okataian Empire
 * It is a period characterized by efficient methods of governing based on Confucian principles in both states imported from Korean and China
 * In Nam the government was organized as "Three Departments and Six Ministries" to separately draft, review, and implement policies. These departments were run by royal family members as well as scholar officials who were selected by imperial examinations.
 * In Kou "Kana systems" ensured people serving in the military received land and households
 * In late Nan period, there were ineffective and corrupt rulers and officials allowing regional warlords to trigger widespread revolts around the country.
 * The Five Families period, lasted from 781 to 821. During these forty years, Oka was in all respects a multi-state system. Five regimes, namely, Genjo, Eishi, Kinji, Shino and Aoi.
 * There were mass southward migrations of population, which further enhanced the southward shift of cultural and economic centers in Oka.
 * Shime Aki would eventually annihilate the remains of the five families and fully unify Oka for the first time.
 * The Nan Period ends when Shime Aki proclames himself unilateral Emperor of Oka in 821