1boy, 2girls, ahoge, animal ears, armpits, arona's sensei doodle (blue archive), ass, assault rifle, bangs, bare back, beretta 1301, bikini, blue archive, blue eyes, blue sky, blurry, breasts, cloud, cloudy sky, competition swimsuit, cross hair ornament, depth of field, french kiss, frilled bikini, frills, grey hair, groin, gun, hair bobbles, hair ornament, halo, highleg, highleg swimsuit, horizon, hoshino (blue archive), hug, in water, kiss, liwendala, long hair, low twintails, medium hair, multiple girls, ocean, official alternate costume, one-piece swimsuit, outdoors, parted bangs, pink hair, ponytail, rifle, sensei (blue archive), shiroko (blue archive), shiroko (swimsuit) (blue archive), shotgun, sidelocks, sig sauer, sig sauer 556, sky, sleeveless, swimsuit, tongue, tongue out, twintails, very long hair, weapon, wet, wet clothes, wet swimsuit, wolf ears, wolf girl, yellow eyes, yuri