Janitors can't do anything about graffiti. There's no graffiti in Japan like there is in America; it's a cultural difference. People there are trained from a

Janitors can't do anything about graffiti. There's no graffiti in Japan like there is in America; it's a cultural difference. People there are trained from a very early age in school to not destroy or disfigure things needlessly. Americans aren't taught any such thing, because we think that parents should be the only ones to teach values, not schools.