 The former is prevalent in the area around Hirosaki City, and the latter is heard in and around the city of Hachinohe.According to a study done by Hideki Tanaka, the "dz" and "s" consonants undergo palatalization in the Nambu dialect.There is also the dialect , which was used in the early Russian–Japanese Dictionary made by a Japanese Russian man whose father came from the Shimokita Peninsula.