筆箱

1. Origins, structure, and basic meaning

• Structure: Written 筆箱 and read ふでばこ, it denotes a small case used to carry pencils, pens, and erasers.
• Basic usage: It is used for storing school writing tools in a desk or bag.

2. Common pitfalls and similar expressions

• Not necessarily a rigid box
  • Despite the name, it can include soft zippered pouches as well as hard cases.