the character is technically labeled as androygne due to their body, also
I really should've thought about doing this sooner but from now on, I'm going to start putting an asterik next to femboy for characters who have an unknown gender identity/nonbinary/ambigious/etc.
on an additional note, if the art style seems familiar to you then your hunch is probably correct! this was made by Kentaro Miura the same creator behind berserk