3girls, bangs, blush, closed_eyes, comic, crescent, crescent_hair_ornament, crossed_arms, eyebrows_visible_through_hair, greyscale, hair_between_eyes, hair_ornament, hands_on_own_cheeks, hands_on_own_face, long_hair, long_sleeves, looking_back, monochrome, multiple_girls, nose_blush, sailor_collar, school_uniform, serafuku, skirt, speech_bubble, v-shaped_eyebrows