action
agent
aggression
aikido
asia
asian
assassin
assassinate
attack
attacker
battle
belt
black
blade
blood
branch
bravery
bushido
camouflage
combat
combative
conflict
costume
cover
criminal
danger
dark
fighter
fly
grunge
invisibility
japan
japanese
karate
katana
killer
knife
male
mask
night
ninja
pose
poster
shadow
shinobi
stealth
sword
weapon
white