大たい化か前ぜん代だい

noun

pre-Taika period

Historical term referring to the period in the 6th and 7th centuries before the Taika Reform (645 CE). Used in academic or historical contexts.

• 大たい化か前ぜん代だいの政せい治じ体たい制せいについて研けん究きゅうしている。

  I am researching the political system of the pre-Taika period.