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.
Anime refers to animated works that are created in Japan and often feature colorful and stylized animation, complex storylines, and richly developed characters.
Sword Art Online, created by Reki Kawahara in 2009, is a popular anime and light novel series that takes place in a virtual reality MMORPG world.
