Nambu shojō no kenkyū
By: Numadate Aizō hencho.
Publisher: Iyoshi Shoin
Published: 1981
Place of publication: Hachinoe
Language: jpn
Number of pages: 407
Subjects: Castles -- Japan -- Iwate-ken; Fortification -- Japan -- Iwate-ken; Iwate-ken (Japan) -- History