Magical Express Murder Case: File 1 - S2-E10
Other mistake: Flower petals continue raining down before and after Akechi picks up the rose from the ground, but never during his action. (00:16:10)
Yukiyasha Legend Murder Case: File 1 - S2-E14
Other mistake: Throughout the whole three-parter, whenever the characters are in the snow, it comes down at really sharp (45°) angle with a whistling wind, but their hair and clothes are entirely unperturbed.
