The robotic pet, such as Sony's Aibo, has become a popular form of entertainment and companionship for people who cannot keep real pets.
Okonomiyaki, a savory pancake made with various ingredients such as vegetables, meat, and seafood, is a popular Japanese comfort food.
The Melancholy of Haruhi Suzumiya, created by Nagaru Tanigawa in 2003, is a popular light novel series and anime that explores themes of existentialism, time travel, and alternate realities.