To easily and quickly take out a camera from a bag even in the state of covering the bag with a rain cover.

The carrying bag 1 includes a pocket part 7 for storing the rain cover provided on the outer side face of a bag main body part 2 for storing an imaging device, and the rain cover 8 stored in the pocket part 7. The rain cover 8 is connected to the bag body part 2 by a connecting belt 81. The first lid part cover part 8d of the rain cover 8 to cover a first lid part 4 for opening and closing a first opening 3 provided on the upper surface side of the bag body part 2 is put on the first lid part 4, and when opening the first lid part 4, the first lid part cover part 8d is also opened accompanying that.