In the research for the Takeda clan, Katsuyori was hardly ever an independent research object, but in recent years, researches into various objects including the diplomatic policies and the domestic affairs of Katsuyori's government, his biography are under way, as the result of the excavation and research of Shinpu-jo Castle.
武田氏研究においても単独のテーマとしては扱わることが少なかったが、近年では新府城の発掘調査を契機とした勝頼政権の外交政策や内政、人物像など多様な研究が行われている。