Iaijutsu is the art of using the katana and kodachi from the saya.
Kenjutsu is the art of using the sword when all ready deployed and usually employs two person forms.
Gekken is post modern kendo and involves the use of shinai (bamboo swords) and bogu (armor).
Uses the medium hardwood staff techniques against the sword.
The use of light grappling is invovled in muto and yawarajutsu.