Japan has a trend called "forest bathing" where people go into the woods to de-stress and improve their health.
The 1995 Tokyo subway sarin gas attack by the Aum Shinrikyo cult shocked Japan and led to increased scrutiny of religious groups.
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.