Calligraphy set for girls, Heisei era

This is a calligraphy set used in elementary school.
It has been carefully wiped down, but there are some stains that could not be removed. Please only purchase if you understand this.

Accessories:
Bag
Cloth to lay underneath
File
Sumi ink (new, unused)
Brush holder
Brushes: 1 large brush, 2 small brushes
Inkstone
Paperweight
Solid ink (unused)
Dropper

* The synthetic leather on the edges of the bag is peeling in places. The outer black case of the file has cracks.

- Design: Ballet-themed design
- Color: Combination of black and blue
- Size:
- Features: With handle, zipper closure

Thank you for looking.