Ichi the Killer (2001)

Continuity mistake: When the man is laying out the photo files on the desk, he puts down files one, files two, and then file three. In the next closeup the position of photo film number three has changed.

Kakihara: Listen, when you're giving pain to someone, don't think about the pain that person is feeling. Just concentrate on how good it feels to be causing someone pain. That's the best thing you can do for a true masochist.