This is is a Japanese-language book or magazine devoted to fashion or cosplay ("COStume PLAY"), and may contain actual sewing patterns for creating your own clothing/costumes, as well as photos of completed outfits.
A thick book tracing the origins and lineages of various uniforms from around the word, drawing the conclusion that the modern-day suit is in fact just another manifestation of the military uniform. Sparsely illustrated with b&w photos and drawings. All text is in Japanese. Softcover with dust jacket.