1girl, armpits, arms_behind_head, arms_up, black_hair, blue_one-piece_swimsuit, blush, breasts, brown_eyes, cleavage, collarbone, commentary, competition_school_swimsuit, covered_mouth, covered_navel, ear_piercing, hands_in_hair, highleg, highleg_one-piece_swimsuit, indoors, kneeling, konata_(kankin_jk), large_breasts, long_hair, looking_at_viewer, mask, mishiranu_joshikousei_ni_kankin_sareta_mangaka_no_hanashi, mouth_mask, one-piece_swimsuit, piercing, presenting_armpit, ryouma_(galley), school_swimsuit, sideboob, solo, swimsuit, thighs