*Members of the [[Sanshikan]] are no longer required to serve three-year terms as hostages in [[Satsuma han|Satsuma]] (end of a system put into place in [[1630]]). | *Members of the [[Sanshikan]] are no longer required to serve three-year terms as hostages in [[Satsuma han|Satsuma]] (end of a system put into place in [[1630]]). |