1girl, arm behind back, ass visible through thighs, asymmetrical bangs, bangs, bikini, black bikini, blush, breasts, breasts apart, brown hair, cellphone, cleavage, collarbone, covered nipples, embarrassed, grey eyes, hair between eyes, holding, holding phone, indoors, looking away, looking to the side, medium breasts, mirror, miyamori aoi, navel, phone, reflection, selfie, shirobako, short hair, side-tie bikini bottom, smartphone, smartphone case, solo, stomach, string bikini, swimsuit, tahita1874, taking picture