1girl, azur_lane, bikini, blue_butterfly, blue_sky, breasts, bug, butterfly, butterfly_hair_ornament, day, dunkerque_(azur_lane), dunkerque_(summer_sucre)_(azur_lane), from_side, front-tie_bikini_top, front-tie_top, full_body, hair_ornament, hat, holding_strap, ikeshiki-chuujou, looking_at_viewer, lying, medium_breasts, mouth_hold, official_alternate_costume, on_back, outdoors, palm_tree, purple_bikini, sky, straw_hat, summer, swimsuit, tree, turret