The is a functionally extinct Japanese sociolect spoken by the Matagi people of Akita Prefecture and other areas of the Tohoku region in northern Honshu, Japan. The Matagi dialect is sometimes called .
Matagi contains various unique words relating to hunting, tools, and rituals, many of which are of Ainu origin.
A dictionary of Matagi was published by Yoshizo Itabashi (æÂ¿æ©Â義ä¸Â) in 2008.
Below are some examples of unique Matagi words. Words such as wakka 'water', seta 'dog', and sanpe 'heart' are of Ainu origin.
Yoshizo Itabashi (æÂ¿æ©Â義ä¸Â) (2019) notes that many Ainu words in Matagi have undergone semantic shifts: