Phonetic blackletter letters should be slanted in italic fonts, but U+AB3D and U+AB3E are not slanted in Noto Sans Italic or Noto Serif Italic, and U+AB32 is not slanted in Noto Serif Italic. See L2/11-202 figures 39 and 41.
Character data
ꬲꬽꬾ
U+AB32 LATIN SMALL LETTER BLACKLETTER E
U+AB3D LATIN SMALL LETTER BLACKLETTER O
U+AB3E LATIN SMALL LETTER BLACKLETTER O WITH STROKE
nizarsq
commented
4 years ago 
Font
NotoSans-Italic.ttf NotoSerif-Italic.ttf
Where the font came from, and when
Site: https://github.com/googlefonts/noto-fonts/blob/bf20559450ec75aec7a646b208343540a4496262/phaseIII_only/hinted/ttf/NotoSans/NotoSans-Italic.ttf Site: https://github.com/googlefonts/noto-fonts/blob/bf20559450ec75aec7a646b208343540a4496262/phaseIII_only/hinted/ttf/NotoSerif/NotoSerif-Italic.ttf Date: 2020-08-01
Font version
Version 2.003; ttfautohint (v1.8.2)
Issue
Phonetic blackletter letters should be slanted in italic fonts, but U+AB3D and U+AB3E are not slanted in Noto Sans Italic or Noto Serif Italic, and U+AB32 is not slanted in Noto Serif Italic. See L2/11-202 figures 39 and 41.
Character data
ꬲꬽꬾ U+AB32 LATIN SMALL LETTER BLACKLETTER E U+AB3D LATIN SMALL LETTER BLACKLETTER O U+AB3E LATIN SMALL LETTER BLACKLETTER O WITH STROKE
Screenshot