kasuga yukihito, ookouchi akira, mahou sensei negima!, 00s, 1girl, bare arms, barefoot, black hair, breasts, collarbone, facing to the side, feet, female focus, from side, full body, hair tie, high ponytail, legs, long hair, looking to the side, medium breasts, one-piece swimsuit, open mouth, own hands together, ponytail, school swimsuit, simple background, solo, standing, stretching, swimsuit, white background, wide stance