| Name | CIRCLED IDEOGRAPH SECRET |
| Unicode Version | 1.1 |
| 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 | ㊙ ㊙ |
| UTF-8 Encoding | ㊙ e38a99 |
| UTF-16 Encoding | ㊙ 3299 |
| UTF-32 Encoding | ㊙ 00003299 |