Kana Extended-A

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Kana Extended-A
Range U+1B100..U+1B12F
(48 code points)
Plane SMP
Scripts Hiragana
Assigned 31 code points
Unused 17 reserved code points
Unicode version history
10.0 31 (+31)
Note: [1][2]

Kana Extended-A is a Unicode block containing hentaigana (non-standard hiragana) characters. Additional hentaigana characters are encoded in the Kana Supplement block.


Kana Extended-A[1][2]
Official Unicode Consortium code chart (PDF)
  0 1 2 3 4 5 6 7 8 9 A B C D E F
U+1B10x 𛄀 𛄁 𛄂 𛄃 𛄄 𛄅 𛄆 𛄇 𛄈 𛄉 𛄊 𛄋 𛄌 𛄍 𛄎 𛄏
U+1B11x 𛄐 𛄑 𛄒 𛄓 𛄔 𛄕 𛄖 𛄗 𛄘 𛄙 𛄚 𛄛 𛄜 𛄝 𛄞
1.^ As of Unicode version 10.0
2.^ Grey areas indicate non-assigned code points


The following Unicode-related documents record the purpose and process of defining specific characters in the Kana Extended-A block:

Version Final code points[a] Count L2 ID WG2 ID Document
10.0 U+1B100..1B11E 31 L2/09-099 N3698 van der Werven, Jeroen Ruigrok (2009-02-15), A proposal for encoding the hentaigana characters 
L2/09-200 McGowan, Rick (2009-05-07), Page images from Yomikata Nyuumon, 1884 
L2/09-201 McGowan, Rick (2009-05-07), Type sample page image, hentaigana, 1903 
L2/11-229 N4091 Notes on hentaigana, 2011-06-01 
L2/15-193 N4670 Orita, Tetsuji (2015-07-23), Request for Comments on HENTAIGANA proposal 
L2/15-239 Proposal of Japanese HENTAIGANA, 2015-09-18 
L2/15-300 Tashiro, Shuichi (2015-10-31), Hentaigana List after Matsue discussion 
L2/15-316 Takada, Tomokazu; Yada, Tsutomu; Saito, Tatsuya (2015-11-03), The past, present, and future of hentaigana [in Japanese] 
L2/15-318, L2/15-318.xlsx Yada, Tsutomu (2015-11-04), About the inclusion of standardized codepoints for Hentaigana 
L2/15-334 Tranter, Nicolas (2015-12-09), Hentaigana proposal 
L2/15-343, L2/15-343.xlsx Orita, Tetsuji (2015-12-09), Revised Proposal of HENTAIGANA 
L2/16-053 Lunde, Ken (2015-12-16), Hentaigana Comment Document 
L2/16-037 Anderson, Deborah; Whistler, Ken; McGowan, Rick; Pournader, Roozbeh; Glass, Andrew; Iancu, Laurențiu (2016-01-22), "16", Recommendations to UTC #146 January 2016 on Script Proposals 
L2/16-040 Lunde, Ken (2016-01-26), Hentaigana Unification Candidates 
L2/16-085 Lunde, Ken (2016-04-28), Status of hentaigana proposal 
L2/16-123 Katō, Nozomu (2016-05-05), "Two comments on hentaigana proposal", Comments on Public Review Issues (Jan 22, 2016 - May 03, 2016) 
L2/16-121 Moore, Lisa (2016-05-20), "C.3", UTC #147 Minutes 
L2/16-188, L2/16-188.xlsx Revised Proposal of Hentaigana, 2016-06-20 
L2/16-216 Anderson, Deborah; Whistler, Ken; McGowan, Rick; Pournader, Roozbeh; Glass, Andrew; Iancu, Laurențiu; Moore, Lisa (2016-07-30), "6.a", Recommendations to UTC #148 August 2016 on Script Proposals 
L2/16-203 Moore, Lisa (2016-08-18), "C.3.1", UTC #148 Minutes 
L2/16-325 Moore, Lisa (2016-11-18), "B.1.1.4, B.13.3.1", UTC #149 Minutes 
  1. ^ Proposed code points and characters names may differ from final code points and names

See also[edit]


  1. ^ "Unicode character database". The Unicode Standard. Retrieved 2017-06-20. 
  2. ^ "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2017-06-20.