2girls, ahoge, alternate_costume, animal_ear_fluff, animal_ears, arknights, ass, bikini, black_bikini, blonde_hair, blue_bikini, blue_choker, blue_eyes, blue_hairband, blue_sky, blush, braid, breasts, chestnut_mouth, choker, cloud, cloudy_sky, collarbone, day, detached_sleeves, extra_ears, feet_out_of_frame, fox_ears, fox_girl, fox_tail, frilled_bikini, frills, from_behind, green_eyes, hair_between_eyes, hair_intakes, hair_ornament, hair_over_shoulder, hairband, hairclip, hehehzb, holding_hands, looking_at_viewer, looking_back, medium_hair, multicolored_hair, multiple_girls, multiple_tails, navel, ocean, off-shoulder_bikini, off_shoulder, official_alternate_costume, open_mouth, outdoors, partially_underwater_shot, plaid, plaid_bikini, purple_hair, sidelocks, sky, small_breasts, standing, sussurro_(arknights), sussurro_(summer_flower)_(arknights), suzuran_(arknights), swimsuit, tail, tail_raised, thighhighs, twin_braids, twintails, two-tone_hair, wading, water, wet, white_hair, wristband