rakuto mangan, nike (break blade), break blade, bad id, bad pixiv id, 1girl, barefoot, belt, bikini, black eyes, black hair, checkered background, clothes pull, female focus, flat chest, front-tie top, jacket, kneeling, long sleeves, navel, open clothes, open jacket, open mouth, pants, pants pull, short hair, side-tie bikini bottom, sleeves past wrists, smile, solo, swimsuit, twintails, undressing, yellow bikini