| Name | SUBSCRIPT NINE SUBSCRIPT DIGIT NINE |
| 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 | ₉ ₉ |
| UTF-8 Encoding | ₉ e28289 |
| UTF-16 Encoding | ₉ 2089 |
| UTF-32 Encoding | ₉ 00002089 |