Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Adam packs over 30 years of martial arts training experience and what a modern-day ninjutsu practitioner should be training into a book less than 100 pages long! A must-read for anyone looking to modernize their current training or those with a general interest in the shinobi.