I pasted the unicode-character "Minecoin" which i got from this website: https://github.com/TwistedAsylumMC/bedrock-unicode-characters in the chat. I've tested it without a texture pack. I've also tested on android and the bug doesn't exist there.
This is how it looks with gui scale -1:
[media]This is how it looks with gui scale 0:
[media]
Thank you for your report!
We're tracking this issue in MCPE-142801, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Bug Tracker Guidelines – 💬 Community Support – 📧 Mojang Support
📓 Project Summary – ✍️ Feedback and Suggestions – 📖 Game Wiki