Huff-Post wrote:A new survey conducted by British online medical website Dr. Ed asked women and men from Europe and North America about their sexual health and happiness. Respondents had to guess the length of the average erect penis and also answer what an ideal penis is, length-wise.
No matter what people thought the average penis length was, everyone's ideal length was always bigger. Some things really are universal.
Of the 2,121 respondents, between the ages of 18 and 75, 1,148 identified as male and 973 identified as female. Almost half of the survey pool was from the United States (1,055) while the rest lived in nine different countries throughout Europe. The survey did not account for sexual identity or ethnicity of respondents. And because Dr. Ed is a UK-based website, the results are measured in centimeters (1 centimeter = .4 inches). ....
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Can't find Japan on that list, but can't find my magnifiying glasses either...