This article explores the average size of Japanese people, which is 171 cm (5 feet 7 inches) for men and 158 cm (5 feet 2 inches) for women. It compares the Japanese average size to other countries around the world such as China, South Korea, Europe, and North America. Factors that influence the average size in Japan are discussed, including lifestyle habits such as diet and exercise patterns; genetic makeup; environmental influences; health care access; socioeconomic status; climate; and cultural norms regarding body image ideals.