Attack on Titan, created by Hajime Isayama in 2009, is a popular anime and manga series that takes place in a world where humanity lives in fear of giant humanoid creatures known as Titans.
The Walkman, invented by Sony in 1979, revolutionized personal music listening by allowing users to listen to music on the go.
The Heian period, which lasted from the 8th to the 12th century, was a time of great cultural and artistic achievement in Japan.
