In recent year, it has become an institution that the deputy secretary such as former Ministry of Interior or one who experienced an equal post (the Tokyo Metropolitan Police commissioner) takes up the grand steward position.
尚、近年では旧内務省(日本)系官庁の事務次官あるいはそれに準ずるポスト（警視総監）の経験者が就任するのが慣例となっている。