Complex sentence: Dōjōchō is not always the chief instructor or highest ranked person, but reflects an administrative or ownership role, it is often the training hall's owner or someone appointed by him/her.
Split into simpler sentences: Dōjōchō is not always the chief instructor or highest ranked person, but reflects an administrative or ownership role. The person holding this title is often the dōjō's owner or someone appointed by him/her.