Basic concepts of acupuncture points, meridians, diagnosis, and related concepts are explictly described, accompanied by the author's comments from the viewpoint of Western medicine and sciences relative to the original references in Chinese, Japanese, and other languages. In addition to English explanations, there are Japanese and Chinese pronunciations and original Chinese characters. Contents include some historical background, anatomical and pathophysiological concepts, and classical pathophysiological concepts. Diagnostic methods described including visual diagnosis (including unique and interesting methods rarely introduced in Western literature), skin colors and emotional state, tongue, finger, and palm diagnosis, listening, questioning, pulse and abdominal palpation, five-element diagnosis, and auricular diagnosis and treatment.