| Name | SUBSET OF WITH NOT EQUAL TO SUBSET OF OR NOT EQUAL TO |
| 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 | ⊊ e28a8a |
| UTF-16 Encoding | ⊊ 228a |
| UTF-32 Encoding | ⊊ 0000228a |