IRG Meeting #66 will be conducted as a virtual meeting that will use Webex as the meeting software. Be sure to update to the latest version of the Webex app prior to the meeting by checking the app for updates or by clicking here.
All dates and times shown are China Standard Time (UTC/GMT+08:00).
Schedule
Monday, March 16, 2026:
| 1. Opening Speech by Convenor | 08:30 |
| 2. Administrative Topics | 08:45 |
| 3. Member Body Activity Reports | 09:00 |
| 4. Review of Recommendations and Action Items from IRG Meeting #65 | 10:00 |
| Break | 10:45 |
| 6. Urgently Needed Ideograph Proposals | none |
| 7. Disunification Proposals & Documents | 11:00 |
| 8. Horizontal Extension Proposals & Documents | 11:30 |
| 9. Other Documents | 12:00 |
Tuesday, March 17, 2026:
| 5. IRG Working Set 2024 Version 4.0 | 08:30 |
| Break | 10:15 |
| 5. IRG Working Set 2024 Version 4.0 (cont’d) | 10:30 |
Wednesday, March 18, 2026:
| 5. IRG Working Set 2024 Version 4.0 (cont’d) | 08:30 |
| Break | 09:30 |
| 9. Other Documents (cont’d) | 09:45 |
Thursday, March 19, 2026:
| 10. Final Document Preparation | 08:30 |
| Break | 11:15 |
| 11. Approval of Meeting Recommendations and Action Items | 11:30 |
| 12. Meeting Adjournment | 12:30 |
Friday, March 20, 2026:
No Meeting
Agenda
Agenda Legend
| Document number | Documents that have not yet been posted to the IRG document register; also used for tentative meeting dates |
| Document title | With the exception of member body activity reports, documents that were submitted after the submission deadline |
| ✅ | Agenda items that have be completed |
| 🟡 | Agenda items that need to be revisited, either during this meeting or at the next one |
| 🔴 | Agenda items that were not discussed |
1. ✅ Opening Speech by Convenor
2. ✅ Administrative Topics
Schedule: Monday
Topics:
2.1 ✅ Roll call
2.2 ✅ Approval of agenda items
2.3 ✅ Review of work planning and future meeting schedule
- ✅ Recommendation IRG M65.01: Future Meeting Schedule (IRG N2826)
- ✅ IRG Meeting #67: Tokyo, Japan (hybrid), 2026-10-12/16 — approved by WG 2
- ✅ IRG Meeting #68: Virtual (Webex), 2027-03-15/19 — approved by WG 2
- ✅ IRG Meeting #69: Ho Chi Minh City, Vietnam (hybrid), 2027-10-11/15 — to be approved by WG 2
- ✅ IRG Meeting #70: Virtual (Webex), 2028-03-13/17 — to be approved by WG 2
- ✅ IRG Meeting #71: Fall 2028 — seeking host
2.4 ✅ Address Book Revision (IRG N2912 & IRG N2913)
2.5 ✅ IWDS Updates
3. ✅ Member Body Activity Reports
Schedule: Monday
4. ✅ Review of Recommendations and Action Items from IRG Meeting #65 (IRG N2826)
Schedule: Monday
Note from WG 2 Convenor: Unicode Version 18.0 is to be synchronized with ISO/IEC 10646 7th Edition, meaning that anything that is reflected in Unicode Version 18.0 (2026) will be incorporated into the next progression of ISO/IEC 10646 7th Edition (aka CD.3).
Topics:
4.1 ✅ M65.03: Updated UCV and NUCV Lists (IRG N2886)
- Current Status: No comments were received by 2026-01-02.
4.2 ✅ M65.05: Disunification of U+980B, U+FACB & U+2F9FF (IRG N2834 & IRG N2865)
- Current Status: The disunification of U+980B, U+FACB, and U+2F9FF is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31) using the existing code point U+2EA07 in the CJK Unified Ideographs Extension F block.
4.3 ✅ M65.06: Disunification of U+6B25 (IRG N2889R2)
- Current Status: The disunification of U+6B25 is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31) using the new code point U+2B81E at the end of the CJK Unified Ideographs Extension D block.
4.4 ✅ M65.07: China Horizontal Extension (IRG N2877R3)
- Current Status: This 597-ideograph China horizontal extension is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
4.5 ✅ M65.08: TCA Horizontal Extension (IRG N2879R2)
- Current Status: This 163-ideograph TCA horizontal extension is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
4.6 ✅ M65.09: Hong Kong SAR Horizontal Extension (IRG N2849R)
- Current Status: This Hong Kong SAR horizontal extension of U+35E9 is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
4.7 ✅ M65.10: ROK Horizontal Extension (IRG N2873)
- Current Status: This ROK horizontal extension of U+2B058 is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31). ROK submitted to WG 2 a TrueType font prior to 2025-10-31.
4.8 ✅ M65.11: Revised G-Source References (IRG N2808R2, IRG N2864R, IRG N2874R & IRG N2876R2)
- Current Status: These 1,719 kIRG_GSource (aka G-source) property value changes are reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
- Special Note: The kRSUnicode property value change of U+204F2, from 11.10 to 75.8, as mentioned in Section 3.3 of document IRG N2874R was missing in this recommendation, but is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31)
4.9 ✅ M65.12: Revised G-Source Representative Glyphs (IRG N2844R, IRG N2874R, IRG N2875, IRG N2876R2 & IRG N2889R2)
- Current Status: These 114 G-source representative glyph changes are reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
- Special Note #1: There is a known issue with the updated G-source representative glyphs for U+2AE12 (it maps to the representative glyph for U+2AE1E that lacks a G-source) and U+2ADB8 (it maps to the representative glyph for U+2AD88 that also lacks a G-source) from document IRG N2889R2, which was reported to China on 2026-02-12.
- Special Note #2: There is also a known issue with the updated G-source representative glyph for U+2A917 in that it was not updated per document IRG N2844R, which was reported to Michel Suignard on 2026-03-10.
4.10 ✅ M65.13: Revised T-Source References (IRG N2861 & IRG N2880)
- Current Status: These nine kIRG_TSource (aka T-source) property value changes are reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31). Also see Section 9.1.
4.11 ✅ M65.14: Revised T-Source Representative Glyphs (IRG N2842, IRG N2861 & IRG N2880)
- Current Status: These 16 T-source representative glyph changes are reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
4.12 ✅ M65.15: Revised K-Source References (IRG N2872)
- Current Status: These 11 kIRG_KSource (aka K-source) property value changes are reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31).
4.13 ✅ M65.16: Revised K-Source Representative Glyphs (IRG N2873)
- Current Status: The K-source representative glyph change of U+25A2B is reflected in the Unicode Version 18.0 Alpha Review (2026-02-10 through 2026-03-31). ROK submitted to WG 2 a TrueType font prior to 2025-10-31.
4.14 ✅ M65.18: S-Source Issues (IRG N2891)
- Current Status: The IRG Convenor forwarded documents IRG N2854 and IRG N2891 to Japan on 2025-11-02 to solicit their expert feedback, and Japan’s feedback dated 2025-11-03 was forwarded to SAT on 2025-11-04 for consideration.
4.15 ✅ M65.19: Establishing a Normative IRG Source for Singapore (IRG N2841)
- Current Status: The IRG Convenor forwarded document IRG N2926 to SSC (Singapore Standards Council) on 2026-02-26, and is awaiting a response. See Section 9.3.
4.16 ✅ M65.20: Updated IRG Disunified Ideographs (IRG N2892)
- Current Status: No comments were received by 2026-01-30.
- Special Note: IRG experts should be reviewing the new IRG Disunified Ideographs page that is linked from the IRG home page, which is meant to replace document IRG N2892 and all future versions of IWDS Series 4 (List of Disunified Ideographs).
4.17 ✅ M65.21: IRG P&P Update (IRG N2850)
- Current Status: No comments were received by 2026-01-30. See Section 9.2.
4.18 ✅ M65.22: Consolidated SC & FS Guidelines (IRG N2862)
- Current Status: Document IRG N2862R2 is expected to be confirmed during this meeting. See Section 9.3.
4.19 ✅ M65.23: Encoding CJKV Components (IRG N2878R)
- Current Status: See Section 9.3.
5. 🟡 IRG Working Set 2024 Version 4.0
Schedule: Tuesday & Wednesday
Topics:
5.1 ✅ IRG Working Set 2024 Version 4.0 (IRG N2887)
5.2 ✅ IRG Working Set 2024 Version 4.0 Consolidated Comments (IRG N2888)
5.3 🟡 Specific issues that require attention:
- 🟡 The representative glyphs for the following 15 G-source ideographs will need to be updated in Version 5.0 per their discussion records in the ORT:
- GZHSJ-0030 (00049)
- GDM-00378 (00109)
- GZ-1471201 (00121)
- GZ-2972401 (00744)
- GZ-0722101 (01159)
- GZ-0471101 (01431)
- GZ-3982201 (01944)
- GZ-0532301 (02663)
- GZ-1911102 (03077)
- GCW-00197 (03142)
- GZ-0501401 (03202)
- GZ-0292201 (03623)
- GZ-0091202 (04558)
- GCW-00259 (04598)
- GZHSJ-0116 (04635)
- 🟡 The representative glyphs for the following 13 K-source ideographs will need to be updated in Version 5.0 per their discussion records in the ORT:
- 🟡 The representative glyph for the following S-source ideograph will need to be updated in Version 5.0 per its discussion record in the ORT:
- SAT-09904 (04004)
- 🟡 The representative glyph for the following T-source ideograph will need to be updated in Version 5.0 per its discussion record in the ORT:
- T13-3D74 (00787)
- 🟡 The representative glyph for the following U-source ideograph will need to be updated in Version 5.0 per its discussion record in the ORT:
- UTC-03288 (01959)
- 🟡 The representative glyphs for the following 10 V-source ideographs will need to be updated in Version 5.0 per their discussion records in the ORT:
- 🟡 The following seven ideographs should be withdrawn per the submitter’s request (also see Section 9.3):
- ✅ A decision needs to be made with regard to the withdrawal of the following seven UK-source ideographs:
5.4 Editorial Report (IRG N2910)
6. ✅ Urgently Needed Ideograph Proposals
Schedule: Monday
Topics:
NONE
7. ✅ Disunification Proposals & Documents
Schedule: Monday
8. 🟡 Horizontal Extension Proposals & Documents
Schedule: Monday
Topics:
8.1 🟡 Proposal for updating G-source references for 329 characters and G-source horizontal extensions for 9 characters (IRG N2923R) — Evidence ZIP (87MB)
- 🟡 Redux: Feedback on IRG N2835 (IRG N2838) — see page 16
8.2 🟡 G-Source horizontal extensions for 9156 characters (IRG N2929)
9. 🟡 Other Documents
Schedule: Monday & Wednesday
Topics:
9.1 🟡 Representative Glyph & Source Reference Issues
- ✅ Glyph Correction for KC-05216 (U+2DB7C) in CJKUI Extension F (IRG N2916)
- 🟡 Proposal to update the reference glyphs for 2 UK-source ideographs (IRG N2918)
- 🟡 Proposal on modifying 3 G-source representative glyphs and changing 10 G-source references (IRG N2919R)
- 🟡 Proposal for updating G-source references for 329 characters and G-source horizontal extensions for 9 characters (IRG N2923R) — Evidence ZIP (87MB)
- ✅ Clarification on Pending Characters in IRG N2861 (IRG N2927R)
- ✅ Enquiry on the glyphs of U+268A1 and U+268A2 (IRG N2928)
- ✅ Proposal for changing 3 GU-source references to GHC-source references (IRG N2930)
9.2 ✅ IRG P&P Documents
- ✅ Version 18, Draft 2 (IRG N2850R)
9.3 Other Documents
- ✅ Final proposal to encode CJK Unified Ideographs Components (IRG N2878R3)
- ✅ The following ideographs are included in IRG Working Set 2024, and will need to be withdrawn from that working set if the proposed “CJK Unified Ideographs Components-B” block is accepted:
- ✅ Feedback on N2878 (IRG N2895)
- ✅ Feedback to Final proposal to encode CJK Unified Ideographs Components (IRG N2878R2) (IRG N2917)
- ✅ Consolidated SC and FS guidelines for IWDS (IRG N2862R2)
- ✅ Comments about the FS values in <IRG N2862, Proposal to create consolidated SC and FS guidelines for IWDS, Eiso CHAN> (IRG N2915)
- ✅ Proposal for updated rules for assigning Primary and Secondary Radicals (IRG N2925)
- ✅ Proposal to establish a new normative kIRG_SGSource property (IRG N2926)
- ✅ Preliminary Proposal from G-Source for WS202X (IRG N2921)
9.4 Editorial Report on Miscellaneous Issues (IRG N2911)
10. Final Document Preparation
Schedule: Thursday
11. Approval of Meeting Recommendations and Action Items
Schedule: Thursday
Topics:
11.1 IRG Meeting #66 Recommendations and Action Items (IRG N2909)