The robotic pet, such as Sony's Aibo, has become a popular form of entertainment and companionship for people who cannot keep real pets.

The oil crisis of the 1970s had a major impact on Japan's economy, leading to increased focus on energy conservation and alternative sources of energy.

The Japan Professional Football League, also known as the J.League, was founded in 1992 and has become one of the most successful professional soccer leagues in Asia.