to kill (a human) using a blade (sword, machete, knife, etc.)

assassination

attacking a passerby with a sword (to test its sharpness or one's skill)

crossing swords

trying out a new sword or blade (originally on someone, but now on soaked straw targets)

to assault with a sword

slaying 100 enemies with one's sword ②bedding 100 people

slashing (with the blade pressed against the object) ②mowing down (the enemy) ③clean sweep

hacking to pieces

slashing (someone) with a sword diagonally from the shoulder

being just before one is generous

enzuigiri (attack that strikes the back of the head)

slash

novel

sword that cuts iron

decapitation ②decapitated head

killing with a sword (knife, dagger, etc.)

zanbatō

novel

killing a villain (with a sword, dagger, etc.)

(execution by) decapitation

beheading

letter explaining the reasons for cutting down an alleged villain

decapitation

innovativeness