Sōjutsu

Whilst reading Dave Lowry's Autumn Lightning I was intrigued by his mention of sojutsu or the techniques associated with spear (yari in Japanese) handling.  

There's a neat video on spear kata here: embed was disabled though :-(

http://uk.youtube.com/watch?v=hW_9dkcRynQ

(image: Général lançant ses troupes à l'assaut du château de Nagashino en 1575. Estampe de la série Tsuki hyaskushi ("100 aspects de la lune") de Taiso Yoshitoshi, 1887)