YAMAHA Trumpet Hard Case with Shoulder Strap

This appears to be an item that came with a trumpet purchase.
The model number is unknown.
The trumpet model number is also unknown.

The case has scratches and dirt.
There is no key.

Includes only the hard case and shoulder strap (will be placed inside the case).

The dimensions of the hard case are measured in the first image.
Please allow for some error.
Length: 54.5 cm
Width: 18.5 cm
Height: 22.5 cm

We hope someone can make use of it.