This brief file is a supplement to my book Azuma Old Japanese: A Comparative Grammar
and Reconstruction (henceforth, Kupchik 2023). The Proto-Eastern Old Japanese (EOJ) …

It is no secret that the Ainu and the eastern Japanese were in contact for centuries, and this
contact began before the emergence of any written record of the dialects of eastern Japan. It …

Hachijō, a small endangered Japonic variety, is fortunate enough to have been documented
since the Edo period, and to have been abundantly described and commented ever since. …

… Past tense verb forms in the Hachijō language display complementary … In the contemporary
Hachijō language they are … The difference is that in the Hachijō language the second ari …

… While Japanese is unquestionably a member of this Japonic language family, which consists
of two Japanese languages (Japanese itself and the moribund Hachijō language) and four …

The remote, southern Japanese island of Minami Daito was first settled in 1900. It is part of
the Japanese prefecture of Okinawa but is geographically distant from the main Okinawan …

… based on the author’s analysis and research of Nikolay Nevskiy’s handwritten fieldnotes from
the 1920s, while information on other Ryukyuan ethnolects and on the Hachijō language is …

… the previously proposed etymologies of the Eastern Japanese word tego ‘third daughter;
maiden’, which is exclusive to Eastern Old Japanese (EOJ) and the modern Hachijō language. I …

… In addition, I aim to demonstrate that several suffixes in the Hachijō language of the … of–or
else a very pervasive substrate of–the Hachijō language of the southern Izu Islands, and also …

Azuma Old Japanese is an areal term for the two major dialects of Eastern (‘Azuma’) Japan
during the eighth century: Eastern Old Japanese and Töpo-Suruga Old Japanese. This …