1girl, bandeau, beach, bikini, blonde_hair, blue_bikini, blue_sky, cloud, day, dutch_angle, flat_chest, grecale_(kancolle), green_eyes, grin, halterneck, heart, kantai_collection, long_hair, looking_at_viewer, lying, mahiro_usagi, multicolored_bandeau, official_alternate_costume, on_side, outdoors, side_ponytail, sky, smile, solo, swimsuit, waves, wavy_hair