1girl, artist name, black hair, black sailor collar, bright pupils, diamond-shaped pupils, diamond shape, heart, holding, holding letter, letter, long hair, looking at viewer, mob psycho  myon tokipi, neckerchief, red eyes, red neckerchief, sailor collar, solo, symbol-shaped pupils, takane tsubomi, upper body, white pupils
1girl, ao oni onioni-aoi, arknights, bare shoulders, bikini, bikini under clothes, black bikini, black ribbon, braid, breasts, clothing cutout, cowboy shot, crown braid, flower, grey eyes, hair flower, hair ornament, hair over one eye, highres, holding, long sleeves, looking at viewer, navel, official alternate costume, parted lips, pointy ears, red eyes, ribbon, see-through, shoulder cutout, side-tie bikini bottom, small breasts, solo, striped, swimsuit, twin braids, two-tone background, vertical stripes, warfarin arknights, warfarin casual vacation arknights, white flower
1girl, ao oni (onioni-aoi), arknights, bare shoulders, bikini, bikini under clothes, black bikini, black ribbon, braid, breasts, clothing cutout, cowboy shot, crown braid, flower, grey eyes, hair flower, hair ornament, hair over one eye, highres, holding, long sleeves, looking at viewer, navel, official alternate costume, parted lips, pointy ears, red eyes, ribbon, see-through, shoulder cutout, side-tie bikini bottom, small breasts, solo, striped, swimsuit, twin braids, two-tone background, vertical stripes, warfarin (arknights), warfarin (casual vacation) (arknights), white flower