inoino, katsuragi marina, kouyoku senki exs-tia, game cg, non-web source, official art, variant set, 1girl, ahoge, blue buruma, brown eyes, brown hair, buruma, gym uniform, hair ornament, hair scrunchie, kneehighs, long hair, on one knee, open mouth, own hands together, panties, panty peek, ponytail, scrunchie, shirt, shoes, socks, solo, squatting, stretching, surprised, underwear, uwabaki, white socks, wide-eyed, wooden floor