diff --git a/imsc1/spec/ttml-ww-profiles.html b/imsc1/spec/ttml-ww-profiles.html
index 7dfd8763..984254ed 100755
--- a/imsc1/spec/ttml-ww-profiles.html
+++ b/imsc1/spec/ttml-ww-profiles.html
@@ -132,7 +132,7 @@
                           "ISO10646": {
                             publisher: "International Organization for Standardization",
                             href: "https://www.iso.org/standard/76835.html",
-                            title: " ISO/IEC 10646:2020 Information technology — Universal coded character set (UCS)/"
+                            title: "ISO/IEC 10646:2020 Information technology — Universal coded character set (UCS)"
                           }
                       }
         };
@@ -3630,18 +3630,19 @@ <h2>Common Character Sets</h2>
           Collection 285 at [[ISO10646]]<br>
           (Japanese Non Ideographic Extension)<br>
           Collection 286 at [[ISO10646]]<br>
+          (Common Japanese)<br>
+          Collection 287 at [[ISO10646]]<br>
           (JIS2004 Ideographics Extension)<br>
           Collection 371 at [[ISO10646]]<br>
-          (Fullwidth ASCII variants)<br>
-          U+FF01 – U+FF5E<br>
-          (Fullwidth Symbol variants)<br>
-          U+FFE3, U+FFE5<br>
-          (Halfwidth Katakana variants)<br>
-          U+FF65 – U+FF9F<br>
-          (Halfwidth CJK punctuation)<br>
-          U+FF61 – U+FF64<br>
+          (Japanese Ideographics Supplement)<br>
+          Collection 372 at [[ISO10646]]<br>
           (Additional symbols and characters (Part 1))<br>
-          Table 5-2 at [[ARIB-STD-B62]]
+          Table 5-2 at [[ARIB-STD-B62]]<br>
+          (CJK Compatibility Ideographs)<br>
+          The standardized Ideographic Variation Sequences for CJK Unified Ideographs
+          specified at [[ISO10646]]<br>
+          <aside class="note">The relationship between [[ISO10646]] and [[UNICODE]] is detailed [[UNICODE]], Appendix C.</aside>
+          </td>
         </tr>
       </tbody>
     </table>