Mouse mat featuring the names of the 9 different Ryu in the Bujinkan

Togakure Ryu,
Gyokko Ryu,
Kukishinden Ryu,
Koto Ryu,
Takagi Yoshin Ryu,
Gikan Ryu,
Shindenfudo Ryu,
Gyokushin Ryu,
Kumogakure Ryu,