"I do my best to keep up my appearance. And it's always nice when a lovely young lady takes notice of what I'm wearing or compliments me."

It might have been a part of lent itself to Haruka's ego and confidence over the years. Though her look in particular did also lead to some confusion and mixed feelings among more influential and uncertain individuals. But yes generally Haruka didn't pay attention to the norms when it came to outfits and wore what she wanted when she wanted.

"Well occasionally blending in can be helpful, like at Mugen Academy. Though even there I stood out a bit."