U+3321 "㌡" Square Siringu Unicode Character
U+3321 "㌡" Square Siringu is a CJK compatibility ideograph representing a squared version of the Katakana word "シリング" (shiringu), which is the Japanese transliteration of the English word "shilling," a historical unit of currency. This character belongs to the "CJK Compatibility" block in Unicode, where it was encoded primarily for compatibility with older Japanese character sets used in electronic media and text processing. As a square symbol, it is typically displayed in a fixed-width format, designed to occupy the same space as a single CJK character, and is often employed in contexts like legacy computer systems, signage, or formatted lists where space efficiency is important. While its practical use has diminished with modern encoding standards, it remains a unique representation of a foreign monetary term adapted into Japanese script.
General Properties
| Code Point | U+3321 |
| Version Added | 1.1 |
| Name | Square Siringu |
| Unicode 1.0 Name | Squared Siringu |
| Block | CJK Compatibility |
| General Category | Other Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Square |
| Decomposition Mapping | "シ" U+30B7 Katakana Letter Si "リ" U+30EA Katakana Letter Ri "ン" U+30F3 Katakana Letter N "グ" U+30B0 Katakana Letter Gu |
Encodings
| HTML Decimal Encoding | ㌡ |
| HTML Hex Encoding | ㌡ |
| UTF-8 Encoding | 0xE3 0x8C 0xA1 |
| UTF-16 Encoding | 0x3321 |
| UTF-32 Encoding | 0x00003321 |
| C/C++/Java Escape | \u3321 |