1girl, ahoge, arknights, bare_shoulders, bikini, black_hair, breasts, goggles, goggles_around_neck, hair_ornament, id_card, jacket, jacket_over_swimsuit, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), long_sleeves, looking_at_viewer, medium_breasts, navel, off_shoulder, official_alternate_costume, open_clothes, open_jacket, parted_lips, short_hair, solo, stomach, swimsuit, water, waterfall, wet, whistle, whistle_around_neck, white_bikini, yuuki_uyu