| Name | SUPERSCRIPT MINUS SUPERSCRIPT HYPHEN-MINUS |
| Unicode Version | 1.1 |
| Block（ブロック） | Superscripts and Subscripts（上付き・下付き） |
| 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 | ⁻ e281bb |
| UTF-16 Encoding | ⁻ 207b |
| UTF-32 Encoding | ⁻ 0000207b |