He established a secret organization called `Mitsumono' (secrecy organization of Shingen Takeda), and ordered them to gather information or carry out espionage (in "Koyo Gunkan" (record of the military exploits of the Takeda family), the organization is also described as Suppa (the secrecy organization of Shingen Takeda).
「三ツ者」と呼ばれる隠密組織を用いて、情報収集や諜報活動を行わせたと言われている（甲陽軍鑑では三ツ者のほか、素破とも表現されている）。