FYI: The trashcans disappeared after the sarin gas attacks. They&#x27;ve never come back<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tokyo_subway_sarin_attack" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tokyo_subway_sarin_attack</a>