1girl, d, arknights, arm_up, bare_arms, bare_shoulders, beach, bikini, black_bikini, blue_sky, blush, braid, breasts, brown_headwear, cleavage, day, detached_collar, feet_out_of_frame, hand_on_headwear, hat, horns, horns_through_headwear, knees_up, long_hair, naiyo_(crude_noo), necktie, ocean, official_alternate_costume, on_ground, outdoors, palm_tree, parted_lips, pointy_ears, red_eyes, red_hair, red_necktie, shallow_water, side-tie_bikini_bottom, sitting, sky, small_breasts, smile, solo, straw_hat, swimsuit, tree, twin_braids, very_long_hair, vigna_(arknights), vigna_(casual_vacation)_(arknights), water