How to use "U+e0b6" () at the beginning of the prompt?

[moshpirit]

I'd like to know if there's any way to achieve this, which I can get with Oh-my-posh, but couldn't find with Oh-my-bash:

[akinomyoga]

It depends on the theme, but I think no theme is currently supporting it. To show the character at the beginning of the prompt, You need to customize an existing theme by rewriting the implementation.