These are the Densho (伝承) "Transmission" of the Ryuha (流派) "Schools" studied within the Bujinkan
Gyokko Ryu Koshijutsu (玉虎流骨指術) “Jade Tiger School Bone Finger Art”
Koto Ryu Koppojutsu (虎倒流骨法術) “Tiger Toppling School Bone Method Art”
Togakure Ryu Ninpo (戸隠流忍法体術) "Hidden Door School Way of Perseverance"
Takagi Yoshin Ryu Jutaijutsu (高木揚心流柔体術) “High Tree Raised Heart School of Yielding Body Art”
Shinden Fudo Ryu Dakentaijutsu (神傳不動流打拳体術) "Immovable God School of Striking Art"
Kukishinden Ryu Happo Biken (九鬼神伝流八法秘剣術) "Nine Demon/Spirit School Eight Way Hidden Weapons"