草仮名
そ
う
が
な
Meanings
1
cursive man'yōgana; sōsho-style man'yōgana
A historical linguistic term referring to man'yōgana written in a cursive (sōsho) style, an intermediate stage in the development of hiragana.
See also: 万葉仮名 (まんようがな)
Sōgana is man'yōgana written in cursive script, and it greatly influenced the formation of hiragana.