The Kamakura period, which lasted from the 12th to the 14th century, was a time of political upheaval and marked the rise of the shogunate.

Death Note, created by Tsugumi Ohba and Takeshi Obata in 2003, is a popular manga and anime series that follows a high school student who gains the power to kill anyone whose name he writes in a special notebook.

The Great Kanto Earthquake of 1923 caused widespread destruction in Tokyo and killed over 100,000 people.