1girl, barefoot, beret, black_headwear, black_wings, blue_archive, blue_one-piece_swimsuit, blush, body_markings, breasts, closed_mouth, clothes_writing, competition_school_swimsuit, covered_navel, embarrassed, emblem, feathered_wings, from_side, halo, hand_on_own_thigh, hat, head_wings, koharu_(blue_archive), low_wings, medium_hair, namaonpa, one-piece_swimsuit, pink_eyes, pink_hair, raised_eyebrows, school_swimsuit, simple_background, sitting, small_breasts, solo, swimsuit, thighs, trinity_general_school_swimsuit, twintails, wariza, white_background, winged_hat, wings