Are there Different Variations of Ninjutsu/Taijutsu, ect styles?

Ever since I read a Manga (Basicaly comic book) called Basilisk I wondered.


Cause there where different clan%26#039;s fighting over who%26#039;s stronger


Koga and Iga.





Anyways Im curious.


anyone know of any books or Websites or DVD%26#039;s on History/philosophy/and Application


on how Ninja trained and there life styles?





I%26#039;d Appreciate it much


Thanks|||http://www.answers.com/topic/masaaki-hat...





http://www.answers.com/ninja


http://www.answers.com/topic/ninjutsu|||www.winjutsu.com, skhquest.com, www.genbukan.org. I have read the actual book that the manga is based on, it was a pretty good. Good luck