Niigata-ken gengo chizu
Subtitle: Linguistic atlas of Niigata prefecture
By: Ōhashi Katsuo hencho
Edition: Shohan
Publisher: Koshi Shoin
Published: 1998
Place of publication: Tōkyō
Language: jpn
Number of pages: 237
Subjects: Japanese language; Dialects; Maps
Other titles: Linguistic atlas of Niigata prefecture