Created attachment 280801 [details] test case span { font-variant-caps: all-small-caps; } should have no effect (visualy change the font-size) for Japanese characters (in the test case, the characters in red).(in the test case, the characters in red). Firefox handles this correctly, Safari 9.1, Safari TP reduce the size of the characters. the equivalent font-feature-settings: 'smcp', 'c2sc’; works OK.
This continues to be a problem in Safari and Chrome.
<rdar://problem/97039714>