that is a wind effect blowing the skirt.. and her top and hair..
the skirt would end just above the knee's which is how most of those pleated skirts for seifuku are. unless its like the the 30-70's in which it goes over the knee's
This is not trolling with no logic behind it, mind you. I'm simply stating that by no chance, could a 19-year-old be a Commodore. No way, no how. Heck, he's not even out of puberty. But I digress. Sorry for hijacking your thread Mr Hidamari. Over 'n out.