" . . . in Taiwan, train travel is synonymous with a wooden or paper box filled with rice, a flattened, spiced pork chop, and a sweet-and-salty, braised, hard-boiled egg. The box comes sealed up with a rubber band, and there’s no need for complicated containers or compartments: The egg, meat, and accompanying vegetables squish down into the rice like the tiles of a mosaic.
. . .
The Taiwan Railways Administration alone sells 10 million bentos a year. Sure, not all of them are pork bentos—some include fried chicken or fish—but they are so absurdly popular that two employees at Taipei’s main station have full-time jobs doing nothing but smacking pork cutlets with a mallet into tender thinness.
-- Taiwan Railway staff sorts out lunch boxes at the 2016 Taiwan
Culinary Exhibition in Taipei. SAM YEH/AFP via Getty Images
Full article at -- [www.atlasobscura.com
The Atlas Obscura
article mentions I Heart Bento in Cupertino, California
, as a place that offers train bentos. Their menu offers a selection of "Railroad Bentos" -- [www.iheartbento.net
] -- about 40% down the page.
Gsearch [train bento] [www.google.com
Here's a 12m,10s vid about How a Train Bento Box is Made in Japan -- [www.youtube.com
And here's a 17m one about eating Bullet Train Bentos in Japan -- [www.youtube.com