Japanese publicists during the twentieth century looked to the controversial Nihonshoki, which claims that Gaya (named "Mimana" also "Kara" in Japanese) was a military outpost of Japan during the Yamato period (300-710).
•
Gaya polities exported abundant quantities of iron ore, iron armor, and other weaponry to Baekje and the Kingdom of Wa in Yamato period Japan.
Goguryeo was an active participant in the power struggle for control of the Korean peninsula and was also associated with the foreign affairs of neighboring polities in China and Japan.
These states exploited the river's potential for navigation and commerce, operating a thriving trade in armor and weapons with neighboring countries, including Yamato period Japan.
Heian period | Edo period | Meiji period | Kamakura period | Yamato | Tudor period | Hellenistic period | Warring States period | Sengoku period | interwar period | Yamato Province | Taishō period | Muromachi period | Jōmon period | Interwar period | Yamato period | Stuart period | Woodland period | The Best Damn Sports Show Period | Spring and Autumn period | Shōwa period | Second Temple period | Sangam period | Early modern period | early modern period | YAMATO | Vedic period | ''Taishō'' period | Space Battleship Yamato | Nara period |
Although the imperial court was not moved to the Asuka region of Japan until 592, Emperor Kinmei's rule is considered by some to be the beginning of the Asuka period of Yamato Japan, particularly by those who associate the Asuka period primarily with the introduction of Buddhism to Japan from Korea.
Following the defeat of Yamato (Japan) and Baekche in the battle of Hakusukinoe in 663, fears arose of invasions from Silla and China, and areas around the bay were fortified.