A mobile food cart selling a traditional Japanese sweet has been plying the streets of Fukuoka for over 75 years. For three days, we talked to customers fond of a snack unchanged over the decades.

West Japan Railway Co. (JR West ... The Hokkaido, Kyushu, Tohoku Joetsu and Hokuriku Shinkansen lines have discontinued food carts or limited their offerings to beverages and snacks since ...