In the early sword fights at the restaurant and hotel, at least two of the anonymous ninjas reacted as if fatally slashed, despite the obvious lack of contact between their bodies and the wielded weapon.
At approximately 43:00 when Luna and the others are trying to break into the Samurai safehouse, Luna attempts to lick the lock using traditional lockpicks. However, when she "unlocks" the door, her arms move like she turned something but the lock tumbler itself does not move. The door would not have opened.