Also known as: Choi Seong-gyu and Choi Yeong-man
Born on August 14, 1899
Address: 225 Naeja-jeong, Gyeongseong-bu
Graduated from Simsang Primary School
Dropped out of Tokyo Kanda Middle School
Worked at the Okada Chemical Research Institute
Carried out research at Gyeongseong Imperial University, College of Medicine, Department of Neurology
Employed as an instructor at Gyeonggi-do Institute of Medicine
Baptized in 1938 and joined the Deungdaesa
Distributed Deungdaesa literature in Gysongseong, Chungcheong-namdo, Gyeongsang-bukdo, Gyeongsang-namdo, Gangwon-do, and Gyeonggi-do
Arrested in 1939
Hospitalized for typhus in Sunhwawon Infectious Disease Hospital in 1939; returned to prison after being discharged from hospital
Began hemoptysis in 1940
Submitted an application for bail on April 8, 1941
Bail was approved and notification of release was made on April 15, 1941
Passed away at 7:00 a.m. on April 16, 1941