The Ninomaru contained the Goten of the successive domain loads, the main buildings for the duties of the domain, Samurai residences etc, and had barriers dividing the castle area from the outside as mentioned earlier.
二の丸は歴代城主の御殿、藩政の主要建物、武家屋敷などがあり、先にも述べたように城域を分かつ柵があった。