4girls, ^_^, ahoge, antenna_hair, bare_shoulders, blonde_hair, blush, breasts, breath, cleavage, closed_eyes, collarbone, fingernails, girl_sandwich, gradient_background, green_eyes, green_hair, green_hairband, grey_hair, hair_between_eyes, hair_intakes, hair_ornament, hairband, hand_on_another's_head, hand_up, hug, japanese_clothes, kizuna_akari, long_hair, looking_at_another, low_twintails, medium_breasts, microa, multiple_girls, necktie, no_pupils, nose_blush, open_mouth, pink_eyes, purple_eyes, purple_hair, red_necktie, sandwiched, short_necktie, short_sleeves, sweat, touhoku_zunko, tsurumaki_maki, twintails, vocaloid, voiceroid, yuri, yuzuki_yukari