UnicodeCharactercom
ⅉ
U+2149 · DOUBLE-STRUCK ITALIC SMALL J

Double-Struck Italic Small J

  • CodepointU+2149
  • NameDOUBLE-STRUCK ITALIC SMALL J
  • Decimal8521
  • BlockLetterlike Symbols (U+2100–U+214F)
  • Plane0 — Basic Multilingual Plane
  • ScriptCommon
  • CategoryLl — Lowercase Letter
  • Unicode version3.2 (2002)
  • Bidi classL — Left-to-Right
  • Combining class0
  • East Asian widthN — Neutral
  • MirroredNo

About this character

U+2149 (ⅉ) is DOUBLE-STRUCK ITALIC SMALL J, a lowercase letter in the Letterlike Symbols block. Its script is Common: it is shared by many writing systems rather than belonging to one. It was added in Unicode 3.2 (2002).

It is a font variant of U+006A j (compatibility decomposition <font>). NFC and NFD leave it alone, but NFKC and NFKD replace it with U+006A j. Search engines, identifier checks and username systems that apply NFKC will treat the two as the same text.

How to type ⅉ

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Encodings & escapes

UTF-8 encoder →
UTF-8E2 85 893 bytes
UTF-1621491 code unit
UTF-32000021494 bytes
HTML decimal&#8521;
HTML hex&#x2149;
CSS\2149in content: "…"
JavaScript\u2149
JSON\u2149
Python\u2149
Python\N{DOUBLE-STRUCK ITALIC SMALL J}by name
Java / C#\u2149
C / C++\u2149universal character name
Rust / Swift / PHP\u{2149}
Go\u2149
Ruby\u2149
Excel / Sheets=UNICHAR(8521)
URL-encoded%E2%85%89percent-encoded UTF-8
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Normalization forms

Normalizer →
NFCunchanged
NFDunchanged
NFKCU+006A j
NFKDU+006A j
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Looks similar

Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.

U+006AjLatin Small Letter J U+03F3ϳGreek Letter Yot U+0458јCyrillic Small Letter Je U+FF4AｊFullwidth Latin Small Letter J U+1D423𝐣Mathematical Bold Small J U+1D457𝑗Mathematical Italic Small J U+1D48B𝒋Mathematical Bold Italic Small J U+1D4BF𝒿Mathematical Script Small J U+1D4F3𝓳Mathematical Bold Script Small J U+1D527𝔧Mathematical Fraktur Small J U+1D55B𝕛Mathematical Double-Struck Small J U+1D58F𝖏Mathematical Bold Fraktur Small J U+1D5C3𝗃Mathematical Sans-Serif Small J U+1D5F7𝗷Mathematical Sans-Serif Bold Small J U+1D62B𝘫Mathematical Sans-Serif Italic Small J U+1D65F𝙟Mathematical Sans-Serif Bold Italic Small J
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Nearby in Letterlike Symbols

All in block →
U+2143⅃Reversed Sans-Serif Capital L U+2144⅄Turned Sans-Serif Capital Y U+2145ⅅDouble-Struck Italic Capital D U+2146ⅆDouble-Struck Italic Small D U+2147ⅇDouble-Struck Italic Small E U+2148ⅈDouble-Struck Italic Small I U+214A⅊Property Line U+214B⅋Turned Ampersand U+214C⅌Per Sign U+214D⅍Aktieselskab U+214EⅎTurned Small F U+214F⅏Symbol for Samaritan Source