Bible Equals Death
That is right, reading the Bible, if caught, can result in the death penalty.
North Korea restarted their calendar after the birth of Kim-Il Sung, the grandfather of current leader Kim Jong-Un. These guys think they are pretty darn important.
North Korea does not allow its citizens to leave, it is simply not permitted. A car would make it far, far too easy for the average citizen to escape to China or South Korea. So, you don't own one.