| Name | MATHEMATICAL DOUBLE-STRUCK CAPITAL B |
| Unicode Version | 3.1 |
| Block（ブロック） | Mathematical Alphanumeric Symbols（数学用英数字記号） |
| Plane（面） | Supplementary Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | 𝔹 𝔹 |
| UTF-8 Encoding | 𝔹 f09d94b9 |
| UTF-16 Encoding | 𝔹 d835dd39 |
| UTF-32 Encoding | 𝔹 0001d539 |