[Dr. Yokai] Inoue Enryo's Scientific Theory of Yokai [Yokai Encyclopedia]
What is Inoue Enryo? Enryo Inoue was a Buddhist philosopher and educator. He was a teacher who focused on philosophy to gain diverse perspectives and built a school called Tetugakukan (means Philosophy Hall), which is now Toyo University . He studied youkai (ghosts) in an attempt to break through the monstrosities and youkai and gave lectures on them , and was also known as "Dr. Haunted" or "Dr. Youkai" . He also developed a board game called "Tetugakutobisyougo" (meaning "Philosophy Flying Shogi") , a compromise of the rules of both Go and Shogi because it takes a long time to settle the game. Inoue Enryo (March 18, 1858 - June 6, 1919) strangely classified Inoue Enryo divided youkai into two main categories. It is "Kyokai" and "Jikai" . He further explained that it can be subdivided into four categories: "Gikai" and "Gokai" within Kyokai, and "Kakai" and "Shinkai" within Jik