Judicial officer and court official
  Prosecutor, public servant working at prosecution office, attorney-at-law, certified judicial scrivener, trainee at the Judicial Research and Training Center, and professor
  Personnel working at a governmental agency or research institute who has obtained permission from the Chief Librarian or the Chief Justice of each court at the behest of the director of the agency or institute that he/she belongs to One who obtains permission from the Chief Librarian for otherwise acceptable reasons