1girl, air_bubble, arknights, bare_arms, bikini, breasts, brown_eyes, bubble, cleavage, diving, feather_hair, feet_out_of_frame, frilled_bikini, frills, from_below, goggles, goggles_around_neck, hair_bun, hair_ornament, hairclip, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), looking_away, looking_to_the_side, navel, official_alternate_costume, open_mouth, purple_hair, short_hair, single_hair_bun, single_side_bun, small_breasts, solo, stomach, suzuiro_(chocolatte), swimsuit, underwater, white_bikini