an Entity references as follows:
Shokei Matsui (松井 章奎, Matsui Shokei (Akiyoshi), born January 15, 1963), also known by his Korean name of Moon Jang-gyu (Hangul: 문장규; Hanja: 文章圭), is a South Korean martial artist in Japan. He is the master of Kyokushin karate and current Kancho (Director) of the International Karate Organization Kyokushin-kaikan, faction of the International Karate Organization (IKO) founded by Mas Oyama (1923–1994).