Oita is a city located on the island of Kyushu, and is known for its hot springs, cuisine, and beautiful coastal scenery.

The digital watch, invented by Seiko in the 1970s, revolutionized the way people tell time and made watches more convenient and accurate.

The sushi conveyor belt, invented in the 1950s, revolutionized the way sushi is served in restaurants and made it more accessible to the average person.