Original wartime Japanese Army pocket manual titled. Army Etiquette Regulations with Supplement. February 1, 1940 (Showa 15).
And marked as officially inspected by the Japanese Army Ministry. This places it in the tense pre-Pacific War period, when Japan was expanding military mobilization during the Sino-Japanese War. Handwritten ownership markings on the back indicate.
Army Infantry School, Chiba Training Regiment 1st Machine Gun Company (name withheld). This is an especially interesting provenance. What Was the Army Infantry School? The Japanese Army Infantry School was one of ...