The knowledge at Bufu Ikan Ko Ryu Dojo is derived mainly from the following Ryu Ha:
Togakure Ryu Ninpo
Gyokko Ryu Kosshijutsu
Koto Ryu Koppojutsu
Shinden Fudo Ryu Daken Taijutsu
Kukishinden Ryu Happo Biken
Takagi Yoshin Ryu Jutaijutsu
Kumogakure Ryu Ninpo
Gyokushin Ryu Ninpo
Gikan Ryu Koppojutsu