| Name | CIRCLE WITH UPPER HALF BLACK |
| Unicode Version | 1.1 |
| Block（ブロック） | Geometric Shapes（幾何学模様） |
| 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 | ◓ e29793 |
| UTF-16 Encoding | ◓ 25d3 |
| UTF-32 Encoding | ◓ 000025d3 |