1girl, armpits, arms_up, bare_shoulders, bikini, blue_bikini, blue_sky, breasts, collarbone, day, fire_emblem, fire_emblem:_the_blazing_blade, fire_emblem_heroes, flower, green_eyes, green_hair, hair_flower, hair_ornament, large_breasts, looking_at_viewer, lyn_(fire_emblem), lyn_(summer)_(fire_emblem), navel, ocean, official_alternate_costume, outdoors, ponytail, sky, smile, solo, strapless, swimsuit, yui_(msy1302mana)