The Soka Gakkai Dictionary of Buddhism
Chih-che[智者] (PY Zhizhe; Jpn Chisha )
"Person of wisdom." An honorific title given in 591 to the Great Teacher T'ient'ai by Prince Kuang of the Sui dynasty in China (who later became Yang-ti, the second emperor of that dynasty). T'ient'ai was also called the Great Teacher Chihche and the Great Teacher T'ient'ai Chihche. See also T'ient'ai.