| Name | EQUALS SIGN WITH TWO DOTS ABOVE AND TWO DOTS BELOW |
| Unicode Version | 3.2 |
| Block（ブロック） | Supplemental Mathematical Operators（補助数学記号） |
| 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 | ⩷ e2a9b7 |
| UTF-16 Encoding | ⩷ 2a77 |
| UTF-32 Encoding | ⩷ 00002a77 |