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

Tokyo is the capital of Japan and the largest city in the world by population, with over 37 million people in the greater Tokyo area.

The Hells of Beppu in Beppu, a city on the island of Kyushu, are a series of hot springs that are too hot for bathing, but are a unique and interesting sight to see.