The True Dharma Eye: Zen Master Dogen's Three Hundred Koans

When the thirteenth century master Eihei Dogen, one of the most influential thinkers in Zen Buddhism and founder of the Japanese Soto school, returned to Japan after four years of study in China, the fruit of his pilgrimage was recorded in a collection of koans called the Chinese Shobogenzo, also known as Shinji or Mana Shobogenzo. This collection of three hundred main cases was first published in 1766 under the title Shobogenzo Sambyakusoku