1girl, aumann, barefoot, bed_sheet, black_one-piece_swimsuit, black_ribbon, blue_archive, blush, breasts, brown_hair, clothes_writing, collarbone, competition_school_swimsuit, covered_navel, double-parted_bangs, emblem, feet, from_side, full_body, grin, hair_between_eyes, hair_flaps, hair_ribbon, halo, hands_on_feet, hifumi_(blue_archive), light_brown_hair, long_hair, looking_at_viewer, low_twintails, one-piece_swimsuit, raised_eyebrows, ribbon, school_swimsuit, short_eyebrows, simple_background, sitting, small_breasts, smile, solo, sweatdrop, swimsuit, thighs, toes, trinity_general_school_swimsuit, twintails, two-tone_swimsuit, wariza, white_background, white_one-piece_swimsuit, wing_hair_ornament, yellow_eyes, yellow_halo, yellow_ribbon