The Shinkansen (Bullet Trains). The women in pink with blue bags are the cleaning crew.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/69594946@N00">Morgan Calliope</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/ovid/171616590/">BestOfAsia2006 - 270.jpg</a>