(AP) – Dec. 8 marks the celebration of Bodhi Day in Japanese Buddhism. Bodhi means enlightenment or awakening in Sanskrit. It commemorates the enlightenment of Siddhartha Gautama, who became the Buddha.Buddhists throughout the world celebrate Bodhi Day, but they do not all celebrate Siddhartha's enlightenment on Dec. 8. In China, South Korea and Vietnam, his enlightenment is observed o...