Yatsugatake no sanmannen
Subtitle: kokuyōseki o otte
By: Koizumi Kesakatsu.
Edition: Shohan
Publisher: Hōsei Daigaku Shuppankyoku
Published: 1987
Place of publication: Tōkyō
Language: jpn
Number of pages: 226
Subjects: Obsidian -- Japan -- Nagano-ken.; Quarries and quarrying -- Japan -- Nagano-ken.; Nagano-ken (Japan) -- History.; Yatsu Mountains Region (Japan) -- Antiquities.; Japan -- Antiquities.