"∎" (U+220E)
∎
    | Name | END OF PROOF | 
|---|---|
| Unicode Versin | 1.1 | 
| Plane(面) | 基本多言語面 (Basic Multilingual Plane) | 
| Block(ブロック) | 数学記号 (Mathematical Operators) | 
| Script | Common (Zyyy) | 
| Category | Math_Symbol (Sm) | 
| HTML Entity | ∎ ∎ | 
| UTF-8 Encoding | ∎ e2888e | 
| UTF-16 Encoding | ∎ 220e | 
| UTF-32 Encoding | ∎ 0000220e |