1girl, ahoge, arknights, ball, bare_shoulders, beachball, bikini, black_eyes, black_hair, breasts, cleavage, frills, goggles, goggles_around_neck, hair_intakes, hair_ornament, hairclip, holding, holding_megaphone, id_card, jacket, jacket_over_swimsuit, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), looking_at_viewer, medium_breasts, megaphone, navel, off_shoulder, official_alternate_costume, open_clothes, open_jacket, shidare_(youh4016), short_hair, solo, stomach, swimsuit, thigh_strap, whistling, white_bikini