| Name | SQUARE CAP |
| Unicode Version | 1.1 |
| Block（ブロック） | Mathematical Operators（数学記号） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ⊓ ⊓ |
| UTF-8 Encoding | ⊓ e28a93 |
| UTF-16 Encoding | ⊓ 2293 |
| UTF-32 Encoding | ⊓ 00002293 |