1girl, ahoge, arknights, bikini, black_hair, blue_eyes, blurry, blurry_foreground, breasts, depth_of_field, foot_up, hair_bun, hair_intakes, hair_ornament, hairclip, holding, holding_whistle, id_card, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), lanyard, looking_at_viewer, medium_breasts, mouth_hold, nopetroto, official_alternate_costume, sitting, soaking_feet, soles, solo, swimsuit, thigh_strap, whistle, white_bikini