囗

Usage notes
This character (囗) is used for enclosures. If a square is used within a character, then the character is  instead.

Derived characters

 * Appendix:Chinese radical/囗

Kanji

 * 1) the "country" radical, called

Readings
As a radical and ancient kanji for :

As an ancient kanji for :

Hanja

 * 1) country, nation
 * 2) government

Hanja

 * 1) circumference, perimeter