よそ3〜8世紀頃に分岐という学説が、世界では定説です。
It is the established view worldwide that Japanese and the Ryukyuan languages diverged from a parent language around the 3rd to 8th centuries.
よそ3〜8世紀頃に分岐という学説が、世界では定説です。
It is the established view worldwide that Japanese and the Ryukyuan languages diverged from a parent language around the 3rd to 8th centuries.
m.youtube.com/watch?v=fo2U...
m.youtube.com/watch?v=fo2U...