This is a book or magazine about tanks/AFVs and/or military modeling.
Issue 131 of the world's premier AFV modeling magazine focuses on making sense of the various non-Japanese terms used in the hobby. Numerous models of various subjects, dioramas, and how-to articles on other topics by the world's top armor modelers also fill the pages. New item reviews and other articles round out the issue. The text is in Japanese, with some English captions for photos and illustrations.