4boys, 6+girls, >_<, antenna_hair, arm_up, bikini, black_bikini, black_choker, blank_eyes, blonde_hair, blue_eyes, braid, breasts, brother_and_sister, brown_hair, cellphone, cevio, choker, cleavage, clenched_hand, cloud, dual_wielding, flat_chest, glass, green_eyes, grey_hair, hair_ornament, halterneck, hat, head_rest, holding, holding_phone, holding_water_gun, iori_yuzuru, jacket, kizuna_akari, koharu_rikka, large_breasts, leaning_on_person, long_hair, male_swimwear, minase_kou, mouth_hold, multiple_boys, multiple_girls, open_clothes, open_jacket, open_mouth, otomachi_una, otomachi_una_(talkex), outdoors, own_hands_together, phone, ponytail, purple_bikini, purple_hair, rainbow, red_ribbon, ribbon, sailor_collar, sandals, scrunchie, shirinda_fureiru, shirt, short_hair, siblings, sitting, skirt, sky, sleeveless, smartphone, star_(symbol), star_hair_ornament, sunglasses, swimsuit, synthesizer_v, takahashi_amato, talkex, tears, touhoku_kiritan, tsurumaki_maki, twin_braids, twintails, very_long_hair, vocaloid, voiceroid, water, water_drop, water_gun, wet, white_shirt, wrist_cuffs, wrist_scrunchie, yuzuki_yukari, yuzuki_yukari's_younger_twin_brother, zundamon