Apple Unicode Tyrany
Font:
Apple tries to define what unicode is. It refuses to have font for the following arrows.
wide-headed Barb Arrow
๐ก
๐กข
๐กก
๐กฃ
๐กค
๐กฅ
๐กฆ
๐กง
,
๐กจ
๐กช
๐กฉ
๐กซ
๐กฌ
๐กญ
๐กฎ
๐กฏ
,
๐กฐ
๐กฒ
๐กฑ
๐กณ
๐กด
๐กต
๐กถ
๐กท
,
๐กธ
๐กบ
๐กน
๐กป
๐กผ
๐กฝ
๐กพ
๐กฟ
,
๐ข
๐ข
๐ข
๐ข
๐ข
๐ข
๐ข
๐ข
these have been in Unicode since 2014, unicode 7. see Unicode 7 New Characters (2014)
There are many other arrows that apple refused to support.