Kamiizumi Hidetsuna learned Kage Ryu from Aisu Hisatada, and founded Shin-Kage Ryu. He declined a personal offer by Takeda Shinen to join the Takeda clan as a vassal, however he did accept the character "Nobu" (From Shingen's name Harunobu).
Kamiizumi Hidetsuna learned Kage Ryu from Aisu Hisatada, and founded Shin-Kage Ryu. He declined a personal offer by Takeda Shinen to join the Takeda clan as a vassal, however he did accept the character "Nobu" (From Shingen's name Harunobu).