This is a very retro item. It is "Ideal Marriage: Its Physiology and Technique" by Van de Velde. Translated by Dr. Shigesu Kamiya and Ippei Hara, published by Tokyo Fumoto-sha. [Title] Ideal Marriage: Its Physiology and Technique [Author] Van de Velde [Translators] Dr. Shigesu Kamiya, Ippei Hara [Publisher] Tokyo Fumoto-sha There is yellowing, staining, soiling, and damage due to aging. In particular, the cover has noticeable dirt and damage, and there is a strong overall feeling of use. Thank you.