Tokyo Is Serious About Manners In These Vintage Subway Posters

In Tokyo, subway etiquette is no joke—you can ask Superman, Optimus Prime, or Astro Boy. Just look at what could happen if you spit out your Kryptonite bubble gum onto the station platform. Tsk tsk.

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Check out the cool Japanese posters above, or hit the link for even more subway safety action. [Pink Tentacle]