The main protagonist is a male, who carefully sellects his menu's ingredients at the local market and explain to us why exactly those ingredients are important. Then he prepares them at the table and eats them with pleasure. The food preparation and eating is an enjoyable watch.
The main protagonist is an adult male who likes to isolate himself at a certain part of the day after his working hours are over and enjoy a certain amount of food + a drink (alcochol) that work well together. That is his secret pleasure.
Both protagonist love to travel to different places in Japan by train and to enjoy the different kinds of food. The shows promote the local travelings and are seen by the eyes of people who keep their personal vlogs.
The plot is basically the same, they both:
. Love food
. During business trips, they look for delicious food