Seong served as a professor at Myongji University from March 1968 to May 1982.[3] The translation of the Tale of the Nisan Shaman into Korean he made while there (Seong 1974) would prove to be an important reference for its later translation into English.[4] In 1982, Seong moved to Seoul National University, where he held various positions including professor from September 1982 to February 1999, dean of the College of Humanities from September 1995 to August 1997, and head of the Altaic Society of Korea from March 1997 to February 2002.[3]
Seong died on December 19, 2018, at the age of 85.[7]
Selected publications
成百仁 (1974), 滿洲샤만神歌 [Nisan Saman-i Bithe] (in Korean), 明知大學出版部 [Myongji University Press], OCLC36538543. A translation and study of the Tale of the Nisan Shaman.
성백인 (1981), 만주어 음운론 연구 [A study on Manchu phonology], 명지대학출판부 [Myongji University Press], OCLC20259054