特殊用途文字 (Unicodeのブロック)
歴史

以下に示す文書群は、Specialsブロックに特定の文字を定義する目的と過程を示したものである。
| バージョン | コードポイント | 文字数 | UTC ID | L2 ID | WG2 ID | ドキュメント |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0.0 | U+FFFD | 1 |  |  |  | (to be determined) |
| 1.0.0 | U+FFFE..FFFF | 2 |  |  |  | (to be determined) |
| 1.0.0 | U+FFFE..FFFF | 2 |  | L2/01-295R |  | Moore, Lisa (2001-11-06), Minutes from the UTC/L2 meeting #88  |
| 1.0.0 | U+FFFE..FFFF | 2 |  | L2/01-355 | N2369 (html, doc) | Davis, Mark (2001-09-26), Request to allow FFFF, FFFE in UTF-8 in the text of ISO/IEC 10646  |
| 1.0.0 | U+FFFE..FFFF | 2 |  | L2/02-154 | N2403 | Umamaheswaran, V. S. (2002-04-22), Draft minutes of WG 2 meeting 41, Hotel Phoenix, Singapore, 2001-10-15/19  |
| 2.1 | U+FFFC | 1 | UTC/1995-056 |  |  | Sargent, Murray (1995-12-06), Recommendation to encode a WCH_EMBEDDING character  |
| 2.1 | U+FFFC | 1 | UTC/1996-002 |  |  | Aliprand, Joan; Hart, Edwin; Greenfield, Steve (1996-03-05), UTC #67 Minutes  |
| 2.1 | U+FFFC | 1 |  |  | N1365 | Sargent, Murray (1996-03-18), Proposal Summary – Object Replacement Character  |
| 2.1 | U+FFFC | 1 |  |  | N1353 | Umamaheswaran, V. S.; Ksar, Mike (1996-06-25), Draft minutes of WG2 Copenhagen Meeting # 30  |
| 2.1 | U+FFFC | 1 |  | L2/97-288 | N1603 | Umamaheswaran, V. S. (1997-10-24), Unconfirmed Meeting Minutes, WG 2 Meeting # 33, Heraklion, Crete, Greece, 20 June – 4 July 1997  |
| 2.1 | U+FFFC | 1 |  | L2/98-004R | N1681 |  Text of ISO 10646 – AMD 18 for PDAM registration and FPDAM ballot, (1997-12-22)  |
| 2.1 | U+FFFC | 1 |  | L2/98-070 |  | Aliprand, Joan; Winkler, Arnold, Minutes of the joint UTC and L2 meeting from the meeting in Cupertino, February 25-27, 1998  |
| 2.1 | U+FFFC | 1 |  | L2/98-318 | N1894 |  Revised text of 10646-1/FPDAM 18, AMENDMENT 18: Symbols and Others, (1998-10-22)  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/97-255R |  | Aliprand, Joan (1997-12-03), Approved Minutes – UTC #73 & L2 #170 joint meeting, Palo Alto, CA – August 4-5, 1997  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-055 |  | Freytag, Asmus (1998-02-22), Support for Implementing Inline and Interlinear Annotations  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-070 |  | Aliprand, Joan; Winkler, Arnold, Minutes of the joint UTC and L2 meeting from the meeting in Cupertino, February 25-27, 1998  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-099 | N1727 | Freytag, Asmus (1998-03-18), Support for Implementing Interlinear Annotations as used in East Asian Typography  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-158 |  | Aliprand, Joan; Winkler, Arnold (1998-05-26), Draft Minutes – UTC #76 & NCITS Subgroup L2 #173 joint meeting, Tredyffrin, Pennsylvania, April 20-22, 1998  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-286 | N1703 | Umamaheswaran, V. S.; Ksar, Mike (1998-07-02), Unconfirmed Meeting Minutes, WG 2 Meeting #34, Redmond, WA, USA; 1998-03-16--20  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-270 |  | Hiura, Hideki; Kobayashi, Tatsuo (1998-07-29), Suggestion to the inline and interlinear annotation proposal  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-281R (pdf, html) |  | Aliprand, Joan (1998-07-31), Unconfirmed Minutes – UTC #77 & NCITS Subgroup L2 # 174 JOINT MEETING, Redmond, WA -- July 29-31, 1998  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-363 | N1861 | Sato, T. K. (1998-09-01), Ruby markers  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-372 | N1884R2 (pdf, doc) | Whistler, Ken (1998-09-22), Additional Characters for the UCS  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-416 | N1882.zip |  Support for Implementing Interlinear Annotations, (1998-09-23)  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-329 | N1920 |  Combined PDAM registration and consideration ballot on WD for ISO/IEC 10646-1/Amd. 30, AMENDMENT 30: Additional Latin and other characters, (1998-10-28)  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-421R |  | Suignard, Michel; Hiura, Hideki (1998-12-04), Notes concerning the PDAM 30 interlinear annotation characters  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/99-010 | N1903 (pdf, html, doc) | Umamaheswaran, V. S. (1998-12-30), Minutes of WG 2 meeting 35, London, U.K.; 1998-09-21--25  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/98-419 (pdf, doc) |  | Aliprand, Joan (1999-02-05), Approved Minutes -- UTC #78 & NCITS Subgroup L2 # 175 Joint Meeting, San Jose, CA -- December 1-4, 1998  |
| 3.0 | U+FFF9..FFFB | 3 | UTC/1999-021 |  |  | Duerst, Martin; Bosak, Jon (1999-06-08), W3C XML CG statement on annotation characters  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/99-176R |  | Moore, Lisa (1999-11-04), Minutes from the joint UTC/L2 meeting in Seattle, June 8-10, 1999  |
| 3.0 | U+FFF9..FFFB | 3 |  | L2/01-301 |  | Whistler, Ken (2001-08-01), Analysis of Character Deprecation in the Unicode Standard  |
 ↑  提案されたコードポイントと文字の名前は、最終決定と異なる場合がある。 
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