Kyaw Tint Swe had served as Minister for the Office of the State Counsellor under Suu Kyi, who has been detained since the Feb. 1 coup. NLD information committee member Kyi Toe said Kyaw Tint Swe and four others had been taken from their homes.
Myanmar authorities did not immediately respond to a request for comment and Reuters was unable to confirm the arrests independently. Scores of officials have been detained since the coup. Editing by Matthew Tostevin