https://www.essenfont.org/unicode/block/cjk-compatibility-ideographs-supplement/
CJK Compatibility Ideographs Supplement — Essenfont
CJK Compatibility Ideographs Supplement (U+2F800–U+2FA1F): 542 characters with real glyph outlines from the Essenfont.
cjk compatibility ideographssupplement
https://helpx.adobe.com/lu_en/indesign/kb/unicode-CJK-compatibility-ideographs-implementation.html
Implementation for Unicode CJK Compatibility Ideographs affected by normalization. | InDesign
Implementation for Unicode CJK Compatibility Ideographs affected by normalization.
cjk compatibility ideographsimplementationunicodeaffectednormalization