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.

Ghost in the Shell, created by Masamune Shirow in 1989, is a popular anime and manga series that explores themes of cybernetics, artificial intelligence, and the nature of humanity.

The electric toilet seat, which can be heated and has various cleaning and drying functions, has become a popular feature in Japanese households.