Columbia subject headings:
Harvard subject headings:
Feudalism--Germany--Thuringia.
Feudalism--Japan--Yamanashi-ken.
Ludowinger, House of.
Takeda family.
Thuringia (Germany)--Kings and rulers.
Princeton subject headings:
Feudalism--Germany--Thuringia.
Feudalism--Japan--Honshū.
Honshū (Japan)--Kings and rulers.
Ludowinger family.
Takeda family..
Thuringia (Germany)--Kings and rulers.