| Name | CIRCLED NUMBER THIRTY ON BLACK SQUARE |
| Unicode Version | 5.2 |
| Block（ブロック） | Enclosed CJK Letters and Months（囲みCJK文字・月） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ㉊ ㉊ |
| UTF-8 Encoding | ㉊ e3898a |
| UTF-16 Encoding | ㉊ 324a |
| UTF-32 Encoding | ㉊ 0000324a |