When Kaori is in a car chase with Tetsu, the background constantly changes from the highway, to a country road and to a harbor, before the chase ends at the harbor.
When Yu takes the elevator with the cult leader, they are going to the sixth floor, but it's just the 8th floor button that we see lightened.
A reflection of the boom mic and camera crew can be seen on the van during the kidnap of Yoko.