Dōgen Zenji (道元禅師; also Dōgen Kigen 道元希玄, or Eihei Dōgen 永平道元, or Koso Joyo Daishi) (19 January 1200 – 22 September 1253) was a Japanese Zen Buddhist teacher born in Kyōto, and the founder of the Sōtō school of Zen in Japan after travelling to China and training under the Chinese Caodong lineage there. Dōgen is known for his extensive writing including the Treasury of the Eye of the True Dharma or Shōbōgenzō, a collection of ninety-five fascicles concerning Buddhist practice and enlightenment.