There is no api for this job. Unicode character name is standardized only in English.
The macOS use localization files to achieve this.
You can find the location of The CharacterPalette app:
Option+click on the Apple menu and choose ‘System Information’ (called ‘System Profiler’ in earlier releases of OS X).
From the side menu, look under ‘Software’ and choose “Applications”
My app's location looks like this:
Locate the CharacterPalette.app,right click -> show package,you can find the localization files :
But I can't open it correctly , the file is full of unreadable code.Maybe it's encrypted.
You may have to copy paste the names one by one.