Who says that they are? I am sure that Japanese boys' penises show just as much variation in length as do the penises of boys from other countries.
This is typical boy behaviour. They do this as it takes the spotlight of their own size. There are boys with small penises when flaccid that have large erect penises, and vice versa.
some boys do in some boys don't
penises and vanginas
Big penises
arms legs noses mouths penises
girls have a vagina and boobs and boys have penises.
Girls don't have penises. Girls and boys are different that way.
boys have penises girls have vaginas
It is cream that helps you masturbate that boys with circumcised penises use.
ofcourse its white
Dough Boys were the USA soldiers in WWI who wore white belts and to keep them clean made a product like dough to erase and keep their belts white.