Old Japanese
Proper noun
Meaning
Old Japanese
the oldest stage of the Japanese language; spoken through the 8th century and followed by Late Old Japanese
Examples
A different kind of issue is that of the Old Turkish genitive /Xŋ/ (where "X" stands for any phoneme) and Old Japanese genitive /no/.
Also, the doublet wo meaning "hemp" is attested in Western Old Japanese and Southern Ryūkyū.
The first of them is that Old Japanese for the first person pronoun ("I", in English) was neither /ba/ or /a/.