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Publisher : Kogei shuppan
Written by Kokubo Ken'ichi
Written in Japanese
A5 size, 144 pages
Written by Ono Tadashi / Kogei shuppan
A5 size 352 pages
Written by Watanabe Taeko / Chief curator of Sano Art Museum
Publisher : Shizuoka Newspaper Company
A5 size 311 pages
Written by Amada Akitsugu (a holder of important cultural property)
Edit by Tsuchiko Tamio
Publisher : Keiyu-sha
A5 size
Publisher : Kougei shuppan
Transformation of the value for traditional Japanese swords since the age of feudal lord