IRG Meeting #65 will be conducted as a hybrid in-person/online meeting.
All dates and times shown are China Standard Time (UTC/GMT+08:00).
Schedule
Monday, October 13, 2025:
| 1. Opening Speech by Meeting Host & Convenor | 10:30 |
| 2. Administrative Topics | morning |
| 3. Member Body Activity Reports | morning |
| 4. Review of Recommendations and Action Items from IRG Meeting #64 | morning |
| Lunch | 12:30 to 14:00 |
| 6. Urgently Needed Character Proposals | afternoon |
| 7. Disunification Proposals & Documents | afternoon |
| Break | Approximately 15:30 |
| 8. Horizontal Extension Proposals & Documents | afternoon |
Tuesday, October 14, 2025:
| 5. IRG Working Set 2024 Version 3.0 | 09:00 |
| Break | Approximately 10:30 |
| 5. IRG Working Set 2024 Version 3.0 (cont’d) | morning |
| Lunch | 12:30 to 14:00 |
| 5. IRG Working Set 2024 Version 3.0 (cont’d) | afternoon |
| Break | Approximately 15:30 |
| 5. IRG Working Set 2024 Version 3.0 (cont’d) | afternoon |
Wednesday, October 15, 2025:
| 5. IRG Working Set 2024 Version 3.0 (cont’d) | 09:00 |
| Break | Approximately 10:30 |
| 5. IRG Working Set 2024 Version 3.0 (cont’d) | morning |
| Lunch | 12:30 to 14:00 |
| 9. Other Documents | afternoon |
| Break | Approximately 15:30 |
| 9. Other Documents (cont’d) | afternoon |
| Welcome Dinner | evening |
Thursday, October 16, 2025:
| 10. Final Document Preparation | 09:00 |
| Break | Approximately 10:30 |
| 10. Final Document Preparation (cont’d) | morning |
| Lunch | 12:30 to 14:00 |
| 11. Approval of Meeting Recommendations and Action Items | afternoon |
| 12. Meeting Adjournment | afternoon |
Friday, October 17, 2025:
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 Meeting Host & 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 M64.01: Future Meeting Schedule (IRG N2765)
- IRG Meeting #66: Virtual (Webex), 2026-03-16/20 — approved by WG 2
- IRG Meeting #67: Tokyo, Japan (hybrid), 2026-10-12/16 — to be approved by WG 2
- IRG Meeting #68: Virtual (Webex), 2027-03-15/19 — to be approved by WG 2
- IRG Meeting #69: Fall 2027 — seeking host
2.4 Address Book Revision (IRG N2829 & IRG N2830)
2.5 IWDS Updates
3. Member Body Activity Reports
Schedule: Monday
4. Review of Recommendations and Action Items from IRG Meeting #64 (IRG N2765)
Schedule: Monday
Note from WG 2 Convenor: Unicode Version 17.0 is a strict subset of ISO/IEC 10646 7th Edition, meaning that anything that is reflected in the Unicode Version 17.0 Beta review (2025-05-20 through 2025-07-01) will be incorporated into the next progression of ISO/IEC 10646 7th Edition (aka CD.2). In addition, anything that is reflected in Unicode Version 17.0 (2025-09-09) will be incorporated into CD.2 or later. ISO/IEC 10646 7th Edition is also targeting Unicode Version 18.0 (2026).
Topics:
4.1 M64.03: Updated UCV and NUCV Lists (IRG N2813)
- Current Status: IRG experts should be reviewing document IRG N2813 with comments due by 2025-07-25.
4.2 M64.05: 12 Urgently Needed Characters—China (IRG N2753 & IRG N2802R2)
- Current Status: These Urgently Needed Characters are reflected in PRI #526, Unicode 17.0.0 Beta, at the end of the CJK Unified Ideographs Extension E block at code points U+2CEA2 through U+2CEAD.
4.3 M64.06: Disunification of 16 T-Source Ideographs (IRG N2778)
- Current Status: This TCA disunification and horizontal extension are reflected in PRI #526, Unicode 17.0.0 Beta.
4.4 M64.07: Disunification of U+6138 (IRG N2782)
- Current Status: This disunification is reflected in PRI #526, Unicode 17.0.0 Beta, but note that the UTC changed the code point of the disunified ideograph to be at the end of the CJK Unified Ideographs Extension C block at code point U+2B73F per UTC Consensus 183-C58. See Section 4.5 immediately below.
4.5 M64.08: Disunification of U+980B, U+FACB & U+2F9FF (IRG N2786)
- Current Status: In light of document IRG N2834 that recommends that the KP- and T-source disunifications in document IRG N2786 be reconsidered during this IRG meeting, the UTC CJK & Unihan Working Group recommended that the UTC not accept this proposal, and the UTC agreed. See Section 9.3.
4.6 M64.09: Disunification of U+2A50D (IRG N2780 & IRG N2804)
- Current Status: See Section 7.1.
4.7 M64.10: China Horizontal Extensions (IRG N2729R3 & IRG N2805R2)
- Current Status: This China horizontal extension is reflected in PRI #526, Unicode 17.0.0 Beta.
4.8 M64.11: Japan Horizontal Extension Issues (IRG N2040 & IRG N2722)
- Current Status: See Section 8.1.
4.9 M64.12: TCA Horizontal Extension (IRG N2779R2)
- Current Status: This TCA horizontal extension is reflected in PRI #526, Unicode 17.0.0 Beta.
4.10 M64.13: Vietnam Horizontal Extension (IRG N2798)
- Current Status: This Vietnam horizontal extension is reflected in PRI #526, Unicode 17.0.0 Beta.
4.11 M64.14: Revised G-Source Representative Glyphs & Sources (IRG N2800, IRG N2803R2, IRG N2805R2 & IRG N2807)
- Current Status: These G-source representative glyph and property value changes are reflected in PRI #526, Unicode 17.0.0 Beta.
- Special Note: The updated G-source representative glyph for U+29B9A is not reflected in PRI #526, Unicode 17.0.0 Beta, but will be reflected in Unicode Version 17.0 when it is released in September.
- Special Note: The one kRSUnicode and two kTotalStrokes property value changes in document IRG N2800 should have been excluded from this recommendation, because they affect U+9D56 and U+3125D whose possible disunifications were deferred to a future IRG meeting.
4.12 M64.15: Revised T-Source Representative Glyphs & Sources (IRG N2777, IRG N2778 & IRG N2779R2)
- Current Status: These T-source representative glyph and property value changes are reflected in PRI #526, Unicode 17.0.0 Beta.
4.13 M64.16: Revised V-Source Representative Glyphs & Sources (IRG N2798 & IRG N2801)
- Current Status: These V-source representative glyph and property value changes are reflected in PRI #526, Unicode 17.0.0 Beta.
4.14 M64.17: Updated IRG Disunified Ideographs (IRG N2811)
- Current Status: IRG experts should be reviewing document IRG N2811 with comments due by 2025-08-29.
4.15 M64.18: IRG P&P Update (IRG N2711, IRG N2713, IRG N2714R, IRG N2715R, IRG N2743 & IRG N2791)
- Current Status: In progress
4.16 M64.19: Encoding CJKV Components (IRG N2799)
- Current Status: TBD
4.17 M64.20: Script-Hybrid Han Ideographs (IRG N2789, IRG N2792 & IRG N2793R)
- Current Status: TBD
4.18 M64.21: CAAPH IVD Collection (IRG N2796R2)
- Current Status: PRI #521, Combined registration of the CAAPH collection and of sequences in that collection, was opened on 2025-04-08, and will close on 2025-07-11. A new version of the IVD is expected to be published shortly after the closing date.
5. IRG Working Set 2024 Version 3.0
Schedule: Tuesday & Wednesday
Topics:
5.1 IRG Working Set 2024 Version 3.0 (IRG N2809)
5.2 IRG Working Set 2024 Version 3.0 Consolidated Comments (IRG N2810)
5.3 Specific issues that require attention:
- The following 21 G-source ideographs use source references that conflict with kIRG_GSource property values that were updated in Unicode Version 16.0 per document IRG N2679, and should therefore be changed: GDM-00377 (00009), GXM-00434 (02586), GXM-00435 (02597), GXM-00436 (02646), GXM-00437 (02654), GXM-00438 (02660), GXM-00439 (02661), GXM-00440 (02668), GXM-00441 (02679), GXM-00442 (02683), GXM-00443 (02688), GXM-00444 (02703), GXM-00445 (02708), GXM-00446 (02709), GXM-00447 (02714), GXM-00449 (02721), GXM-00450 (02792), GXM-00451 (02834), GXM-00452 (02837), GXM-00453 (02859), GXM-00454 (02865)
5.4 Editorial Report (IRG N2827)
6. Urgently Needed Character Proposals
Schedule: Monday
Topics:
TBD
7. Disunification Proposals & Documents
Schedule: Monday
8. Horizontal Extension Proposals & Documents
Schedule: Monday
9. Other Documents
Schedule: Wednesday
Topics:
9.1 Representative Glyph & Source Reference Issues
- G7-source references updates (IRG N2808R)
- Feedback to IRG N2779 (IRG N2832)
- Response on IRG N2832 (IRG N2833)
- Proposal for changing the source reference information for 1,417 G-Source characters (IRG N2835R)
- Feedback on IRG N2835 (IRG N2838)
- Request for consideration to update the source reference values for 82 GXC-source characters (IRG N2837)
- Request to revise the glyphs for 4 G-source ideographs (IRG N2840)
- Glyph issues of U+8FBC (IRG N2842)
- Request for consideration to revise the glyphs for 18 G-source characters (IRG N2843)
9.2 IRG P&P Documents
- Version 18, Draft 1 (IRG N2850)
9.3 Other Documents
9.4 Editorial Report on Miscellaneous Issues (IRG N2828)
10. Final Document Preparation
Schedule: Thursday
11. Approval of Meeting Recommendations and Action Items
Schedule: Thursday
Topics:
11.1 IRG Meeting #65 Recommendations and Action Items (IRG N2826)