Katakana Phonetic Extensions

Katakana Phonetic Extensions is a Unicode block containing additional small katakana characters for writing the Ainu language, in addition to characters in the Katakana block.

Katakana Phonetic Extensions
Range	U+31F0..U+31FF (16 code points)
Plane	BMP
Scripts	Katakana
Major alphabets	Ainu
Assigned	16 code points
Unused	0 reserved code points
Unicode version history
3.2 (2002)	16 (+16)
Unicode documentation
Code chart ∣ Web page
Note: [1][2]

Further small katakana are present in the Small Kana Extension block.

Katakana Phonetic Extensions[1] Official Unicode Consortium code chart (PDF)

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

U+31Fx

ㇰ

ㇱ

ㇲ

ㇳ

ㇴ

ㇵ

ㇶ

ㇷ

ㇸ

ㇹ

ㇺ

ㇻ

ㇼ

ㇽ

ㇾ

ㇿ

Notes 1.^ As of Unicode version 16.0

History

The following Unicode-related documents record the purpose and process of defining specific characters in the Katakana Phonetic Extensions block:

Version	Final code points[a]	Count	L2 ID	WG2 ID	Document
3.2	U+31F0..31FF	16	L2/99-238		Consolidated document containing 6 Japanese proposals, 1999-07-15
				N2092	Addition of forty eight characters, 1999-09-13
			L2/99-365		Moore, Lisa (1999-11-23), Comments on JCS Proposals
			L2/00-024		Shibano, Kohji (2000-01-31), JCS proposal revised
			L2/99-260R		Moore, Lisa (2000-02-07), "JCS Proposals", Minutes of the UTC/L2 meeting in Mission Viejo, October 26-28, 1999
			L2/00-297	N2257	Sato, T. K. (2000-09-04), JIS X 0213 symbols part-1
			L2/00-342	N2278	Sato, T. K.; Everson, Michael; Whistler, Ken; Freytag, Asmus (2000-09-20), Ad hoc Report on Japan feedback N2257 and N2258
			L2/01-050	N2253	Umamaheswaran, V. S. (2001-01-21), "7.16 JIS X0213 Symbols", Minutes of the SC2/WG2 meeting in Athens, September 2000
			L2/01-114	N2328	Summary of Voting on SC 2 N 3503, ISO/IEC 10646-1: 2000/PDAM 1, 2001-03-09
Proposed code points and characters names may differ from final code points and names