Kana Extended-A

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

Kana Extended-A
Range	U+1B100..U+1B12F (48 code points)
Plane	SMP
Scripts	Hiragana (32 char.) Katakana (3 char.)
Assigned	35 code points
Unused	13 reserved code points
Unicode version history
10.0 (2017)	31 (+31)
14.0 (2021)	35 (+4)
Unicode documentation
Code chart ∣ Web page
Note: [1][2]

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	𛄟
U+1B12x	𛄠	𛄡	𛄢
Notes 1.^ As of Unicode version 16.0 2.^ Grey areas indicate non-assigned code points

History

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 (pdf, doc)	Notes on hentaigana, 2011-06-01
				N4103	"11.1.2 Hentaigana characters", Unconfirmed minutes of WG 2 meeting 58, 2012-01-03
				N4553 (pdf, doc)	Umamaheswaran, V. S. (2014-09-16), "M62.04b, M62.05b", Minutes of WG 2 meeting 62 Adobe, San Jose, CA, USA
			L2/15-193	N4670	Orita, Tetsuji (2015-07-23), Request for Comments on HENTAIGANA proposal
			L2/15-239	N4674	Proposal of Japanese HENTAIGANA, 2015-09-18
			L2/15-300		Tashiro, Shuichi (2015-10-31), Hentaigana List after Matsue discussion
			L2/15-312		Anderson, Deborah; Whistler, Ken; McGowan, Rick; Pournader, Roozbeh; Glass, Andrew; Iancu, Laurențiu (2015-11-01), "8. Hentaigana", Recommendations to UTC #145 November 2015 on Script Proposals
			L2/15-316		Takada, Tomokazu; Yada, Tsutomu; Saito, Tatsuya (2015-11-03), The past, present, and future of hentaigana [in Japanese]
			L2/15-318 (pdf, 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 (pdf, xlsx)	N4708	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		"Two comments on hentaigana proposal", Comments on Public Review Issues (Jan 22, 2016 - May 03, 2016), 2016-05-05
			L2/16-121		Moore, Lisa (2016-05-20), "C.3", UTC #147 Minutes
			L2/16-188 (pdf, xlsx)	N4732	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
				N4873R (pdf, doc)	"10.3.2", Unconfirmed minutes of WG 2 meeting 65, 2018-03-16
			L2/16-325		Moore, Lisa (2016-11-18), "B.1.1.4, B.13.3.1", UTC #149 Minutes
14.0	U+1B11F..1B122	4	L2/19-381		Gross, Abraham (2020-01-05), Proposal to Encode Missing Japanese Kana
			L2/20-046		Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Liang, Hai (2020-01-10), "11a.", Recommendations to UTC #162 January 2020 on Script Proposals
			L2/20-015R		Moore, Lisa (2020-05-14), "C.6.1 Proposal to encode missing Japanese kana", Draft Minutes of UTC Meeting 162
			L2/20-152		Gross, Abraham (2020-06-24), Base Character of HIRAGANA LETTER ARCHAIC WU
			L2/20-169		Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Constable, Peter; Liang, Hai (2020-07-21), "22. Kana", Recommendations to UTC #164 July 2020 on Script Proposals
			L2/20-172		Moore, Lisa (2020-08-03), "Action Item 164-A41", UTC #164 Minutes
Proposed code points and characters names may differ from final code points and names

See also

• Kana Supplement (Unicode block)
• Small Kana Extension (Unicode block)
• Hiragana (Unicode block)
• Katakana (Unicode block)
• Kana Extended-B (Unicode block)

References

1. "Unicode character database". The Unicode Standard. Retrieved 2023-07-26.
2. "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2023-07-26.