1girl, black_hair, blue_one-piece_swimsuit, blush, breasts, covered_navel, earrings, hario_4, jewelry, kurosawa_mitsuki, long_hair, mole, mole_under_mouth, mondaiji_no_watashitachi_wo_kaeta_no_wa_onaji_class_no_monaka-senpai, one-piece_swimsuit, purple_eyes, solo, sweatdrop, swimsuit