2girls, 3boys, arm_up, armin_arlert, artist_name, back, barefoot, belt, bikini, bikini_under_clothes, black_bikini, black_hair, blonde_hair, blue_sky, blustock, brown_hair, cloud, cloudy_sky, day, eren_yeager, hand_up, holding_hands, jumping, long_hair, male_swimwear, mikasa_ackerman, multiple_boys, multiple_girls, ocean, open_clothes, open_shirt, pants, ponytail, reiner_braun, sasha_braus, shingeki_no_kyojin, shirt, short_hair, sky, sleeves_rolled_up, swim_trunks, swimsuit, toned, toned_male, topless_male, watermark, white_bikini, white_pants