Whether girls like male harmonica players or not largely depends on personal preferences and interest resonance. Some girls may be attracted to boys who play harmonica because they find this talent very charming and can showcase the gentleness, delicacy, and artistic temperament of boys.
However, there are also girls who may not have a particular feeling about this, and they value more the personality, character, or other traits of boys. Playing the harmonica is just a talent, not a determining factor.
There is no fixed answer as to whether a boy likes playing the harmonica, as it entirely depends on the girl's personal preferences and aesthetic standards. It is important for boys to maintain their true selves and do what they love, rather than deliberately changing themselves to cater to others.