The Testimony 1974
as Army Sergeant
The Big Chase 1973
Actor
Seize the Precious Sword 1972
as Okubo
Revenge of the Sword 1971
The Two Revengeful Hunchbacks 1971
as Cheong
A Mysterious Sword 1970
A Precious Sword, A Knife of Thunder 1969
as Ju-ryong
Credits from TMDB.