U+1F241 "π" Tortoise Shell Bracketed CJK Unified Ideograph-4E09 Unicode Character
U+1F241 "π" Tortoise Shell Bracketed CJK Unified Ideograph-4E09 is a specialized symbol from the Enclosed CJK Letters and Months block, representing the Chinese character for "three" (δΈ, U+4E09) enclosed within a tortoise shell bracket. Its design mimics the shape of a rectangular frame with rounded sides, historically used in East Asian contexts for decorative or enumerative purposes, such as in traditional Chinese diagrams, maps, or signboards. The character serves to highlight or group the number three in a visually distinct manner, often appearing in contexts where a numeral or ideograph needs emphasis within a bordered, shell like enclosure. While not commonly used in modern digital text, it remains available for specialized typography, historical documentation, or stylized numbering systems.
General Properties
| Code Point | U+1F241 |
| Version Added | 5.2 |
| Name | Tortoise Shell Bracketed CJK Unified Ideograph-4E09 |
| Block | Enclosed Ideographic Supplement |
| General Category | Other Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Compat |
| Decomposition Mapping | "γ" U+3014 Left Tortoise Shell Bracket "δΈ" U+4E09 CJK Unified Ideograph-# "γ" U+3015 Right Tortoise Shell Bracket |
Encodings
| HTML Decimal Encoding | 🉁 |
| HTML Hex Encoding | 🉁 |
| UTF-8 Encoding | 0xF0 0x9F 0x89 0x81 |
| UTF-16 Encoding | 0xD83C 0xDE41 |
| UTF-32 Encoding | 0x0001F241 |
| C/C++/Java Escape | \ud83c\ude41 |