(I used Google translate.)

When I look at characters in Japanese mode(Unicode Font) on Minecraft BE, the characters are not sharp and sharp. It seems to be okay to increase the UI size.
Also, using §l looks very weird.
↓Pictures
image-2020-08-02-17-25-16-605.png = Bad style
image-2020-08-02-17-27-06-649.png = Correct style